Ceratocapnos claviculata, the climbing corydalis, is a weak scrambling plant in the family Papaveraceae. It is endemic to Europe, growing mostly near the Atlantic fringe.

Climbing corydalis (Ceratocapnos claviculata) is a hardy, partial shade plant perfect for city gardens and flower borders, blooming in spring and summer.

Ceratocapnos claviculata

Chelidonium majus 'Flore Pleno' is a double-flowered form of Chelidonium in the poppy family Papaveraceae. It produces yellow blooms in the UK from April to July. The foliage is blue-green and pinnate, and the plant behaves as a perennial herbaceous species.

Chelidonium majus 'Flore Pleno' produces double yellow flowers in the UK from April to July and has blue‑green pinnate leaves.

Chelidonium majus 'Flore Pleno'

Greater Celandine (Chelidonium majus 'Flore Pleno')

Corydalis 'Blackberry Wine' is a clump-forming herbaceous perennial belonging to the Papaveraceae family. Like other Corydalis species, it produces racemes of spurred, tubular flowers and has either deciduous or evergreen foliage. This cultivar thrives in partial shade and prefers moist but well-drained loam soil with a pH that can be acid, alkaline, or neutral. Hardy to UK zone H5, it is suitable for a variety of garden settings including rock gardens, flower borders, and underplanting of roses and shrubs, with its season of interest in spring.

Corydalis 'Blackberry Wine' is a hardy H5 herbaceous perennial with spurred tubular flowers, ideal for partial shade in rock gardens and spring borders.

Corydalis 'Blackberry Wine'

Corydalis aff. smithiana is a clump-forming cultivar of the Corydalis genus, which comprises annuals, biennials, and perennials with tuberous or rhizomatous growth. This plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade on moist but well-drained loam soils with a range of pH levels, from acid to alkaline. Hardy to UK zone H5, it suits various garden settings including rock gardens, flower borders, and underplanting of roses and shrubs, and can be propagated by division or seed sown as soon as ripe.

Corydalis aff. smithiana is a hardy H5 clump-forming plant with spring racemes, ideal for rock gardens, borders, patios, and underplanting roses.

Corydalis aff. smithiana

Corydalis bracteata white is a clump-forming cultivar of the Corydalis genus, which comprises annuals, biennials, and perennials with tuberous or rhizomatous roots. This plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade with well-drained, moist loam soils of various pH levels and is hardy to UK zone H5. Suitable for rock gardens, patios, cottage gardens, flower borders, and underplanting roses or shrubs, it can be propagated by division or seed sown as soon as ripe.

Corydalis bracteata white is a hardy H5 spring-flowering plant ideal for rock gardens, patios, flower borders, and underplanting roses in partial shade.

Corydalis bracteata white

Corydalis buschii is a clump-forming herbaceous perennial belonging to the genus Corydalis, which includes tuberous or rhizomatous plants with ternately or pinnately lobed leaves and racemes of spurred, tubular flowers. This cultivar features deciduous to evergreen foliage and thrives in partial shade with exposure ranging from sheltered to exposed sites. It prefers moist but well-drained loam soils of varying pH and is hardy to UK zone H5. Suitable for rock gardens, patios, flower borders, and underplanting, it is best planted after the last frost and can be propagated by division or seed sown as soon as ripe.

Corydalis buschii is a hardy herbaceous perennial with spurred tubular flowers, ideal for partial shade in rock gardens and flower borders from spring to

Corydalis buschii

Corydalis caseana, also known as Sierra corydalis, Sierra fumewort, or fitweed, is a species of plant in the poppy family from the western United States.

Sierra fumewort (Corydalis caseana) thrives in partial shade, is hardy to RHS H5, and suits rock gardens, borders, and underplanting in spring.

Corydalis caseana

Corydalis cashmeriana is a herbaceous perennial cultivar within the Corydalis genus, which includes annuals, biennials, and perennials with tuberous or rhizomatous growth. This clump-forming plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring and summer. It thrives in partial shade and can be grown in various aspects and exposures, preferring moist but well-drained loam soil with a pH that can be acid, alkaline, or neutral. Hardy to UK zone H5, it is suitable for rock gardens, patios, flower borders, and underplanting roses and shrubs, and is best planted out after the last frost.

Corydalis cashmeriana is a hardy herbaceous perennial ideal for partial shade, perfect for rock gardens and underplanting roses with spring to summer interest.

Corydalis cashmeriana

Corydalis densiflora, known as densely-flowered fumewort, is a clump-forming cultivar within the Corydalis genus, which includes annuals, biennials, and perennials with tuberous or rhizomatous growth. This plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade with well-drained, moist loam soils of varying pH, and is hardy to UK zone H5. Suitable for rock gardens, flower borders, and underplanting roses and shrubs, it can be propagated by division or seed sown as soon as ripe.

Corydalis densiflora, or densely-flowered fumewort, blooms in spring and thrives in partial shade, ideal for rock gardens and underplanting roses.

Corydalis densiflora

Corydalis lutea, commonly known as yellow corydalis, is a clump-forming herbaceous perennial in the Papaveraceae family. It features evergreen foliage and typically grows to a height and spread of 0.1 to 0.5 metres, reaching full size within 2 to 5 years. This low-maintenance plant thrives in full or partial shade and is adaptable to various aspects and exposures. It grows well in a range of soil types, including chalk, clay, loam, and sand, with soil pH from acid to alkaline, preferring moist but well-drained or well-drained conditions. It provides seasonal interest from spring through winter.

Yellow corydalis is an evergreen herbaceous perennial thriving in shade, offering spring to winter interest with compact clump-forming growth up to 0.5m.

Corydalis lutea

Corydalis lydica is a clump-forming cultivar within the Corydalis genus, which comprises annuals, biennials, and perennials with tuberous or rhizomatous growth. This plant has deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade and is adaptable to various aspects and exposures, preferring moist but well-drained loam soils with a range of pH levels. Hardy to UK zone H5, it is suitable for rock gardens, patios, cottage gardens, flower borders, and underplanting roses and shrubs.

Corydalis lydica is a hardy H5 clump-forming plant with spurred flowers, ideal for spring colour in partial shade rock gardens and borders.

Corydalis lydica

Corydalis nobilis, the Siberian corydalis, is a perennial plant native to Siberia, Xinjiang and Kazakhstan. It was introduced to Europe by Linnaeus, who had asked his friend Erich Laxmann for seeds of Lamprocapnos spectabilis (old-fashioned bleeding heart), but was sent seeds of C. nobilis instead. Both Lamprocampnos and Corydalis are members of the family Papaveraceae, with seeds having an attached elaiosome that makes them attractive to ants, which disperse the seeds. In the garden it prefers partial shade and loam soil. In UK gardens it is hardy in most of the UK (RHS H5). Suggested uses include rock garden, patio and container plants, cottage and informal garden, flower borders and beds and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and east-facing, north-facing, south-facing and west-facing aspects. Plant out after last frost in fertile, well-drained soil.

Corydalis nobilis, commonly known as great-flowered fumewort, belongs to the diverse genus Corydalis, which encompasses a variety of annuals, biennials, and perennials with tuberous or rhizomatous roots. This species features finely dissected leaves and produces racemes of tubular flowers, adding a unique touch to any planting scheme.

https://en.wikipedia.org/wiki/Corydalis_nobilis

Corydalis nobilis

Corydalis ophiocarpa is a species in the genus Corydalis, placed in the family Papaveraceae, that flowers in the UK from April to June. Its spring flowering window is its most reliable identifying and horticultural feature. Exact habit and cultivation needs vary between Corydalis taxa, so consult the plant label or supplier notes for specifics. Time any deadheading or seed collection to the April–June flowering period.

Corydalis ophiocarpa flowers in the UK from April to June and belongs to the genus Corydalis in the Papaveraceae.

Corydalis ophiocarpa

Corydalis ophiocarpa | Corydalis (Papaveraceae)

Corydalis ornata is a clump-forming cultivar within the Corydalis genus, which comprises annuals, biennials, and perennials with tuberous or rhizomatous growth. This plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade and is adaptable to various soil types, including loam with acid, alkaline, or neutral pH, provided the soil is moist but well-drained. Hardy to UK zone H5, it suits rock gardens, patios, cottage gardens, flower borders, and underplanting beneath roses and shrubs.

Corydalis ornata is a hardy H5 perennial with racemes of spring flowers, ideal for rock gardens, borders, and underplanting roses in partial shade.

Corydalis ornata

Corydalis pumila is a species of plant in the family Papaveraceae. It is found in Central Europe and has a small, fragmented distribution. In Poland, it is a rare species found only in the western part of the country. It grows mainly in fertile deciduous forests, rarely in cemeteries and parks. In the garden it prefers partial shade and loam soil. In UK gardens it is hardy in most of the UK (RHS H5). Suggested uses include rock garden, patio and container plants, cottage and informal garden, flower borders and beds and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and east-facing, north-facing, south-facing and west-facing aspects. Plant out after last frost in fertile, well-drained soil.

Corydalis pumila is a member of the Papaveraceae family, known for its diverse range of annuals, biennials, and perennials. Characterized by its uniquely lobed leaves and racemes of spurred, tubular flowers, this species exemplifies the intricate beauty found within the Corydalis genus.

https://en.wikipedia.org/wiki/Corydalis_pumila

Corydalis pumila

Corydalis rutifolia is a species of flowering plant in the family Papaveraceae, endemic to the Troodos Mountains in Cyprus. It was first described by James Edward Smith in 1821 as Fumaria rutifolia. Grow it in partial shade and loam soil. In UK gardens it is hardy in most of the UK (RHS H5). It works well for rock garden, patio and container plants, cottage and informal garden, flower borders and beds and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and east-facing, north-facing, south-facing and west-facing aspects. Plant out after last frost in fertile, well-drained soil.

Corydalis rutifolia is part of the Papaveraceae family and belongs to a diverse genus known for its annuals, biennials, and perennials, which can grow from tubers or rhizomes. This particular species showcases uniquely lobed foliage and forms racemes of tubular flowers with distinctive spurs.

https://en.wikipedia.org/wiki/Corydalis_rutifolia

Corydalis rutifolia

Corydalis schanginii subsp. ainae from Sjasu Valley, Kazakhstan is a clump-forming cultivar within the Corydalis genus, which includes annuals, biennials, and perennials with tuberous or rhizomatous growth. This plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade with well-drained, moist loam soil of varying pH, and is hardy to UK zone H5. Suitable for rock gardens, patios, flower borders, and underplanting, it prefers an east, north, south, or west-facing aspect and can tolerate both exposed and sheltered conditions.

Corydalis schanginii subsp. ainae is a spring-flowering, clump-forming plant ideal for rock gardens, patios, and underplanting in partial shade, hardy to RHS

Corydalis schanginii subsp. ainae from Sjasu Valley, Kazakhstan

Corydalis sempervirens, commonly known as rock harlequin, is a clump-forming herbaceous perennial in the Papaveraceae family. This cultivar features deciduous to evergreen foliage and produces racemes of spurred, tubular flowers in spring and summer. It thrives in partial shade with moist but well-drained loam soil of varying pH, making it suitable for rock gardens, flower borders, and underplanting of roses and shrubs. Hardy to UK zone H5, it can be planted out after the last frost and propagated by division or seed sown as soon as ripe.

Corydalis sempervirens (rock harlequin) is a hardy H5 perennial with spurred spring flowers, ideal for rock gardens, borders, and underplanting roses.

Corydalis sempervirens

Corydalis solida 'Lucky Bird' is a clump-forming cultivar of the Corydalis genus, which comprises annuals, biennials, and perennials with tuberous or rhizomatous growth. This plant features deciduous or evergreen foliage and produces racemes of spurred, tubular flowers in spring. It thrives in partial shade and prefers moist but well-drained loam soils with a range of pH levels, from acid to alkaline. Hardy to UK zone H5, it suits various garden settings including rock gardens, flower borders, and underplanting of roses and shrubs.

Corydalis solida 'Lucky Bird' is a spring-flowering, clump-forming perennial ideal for shaded rock gardens, borders, and underplanting roses with H5 hardiness.

Corydalis solida 'Lucky Bird'

Corydalis solida, fumewort or bird-in-a-bush, is a species of flowering plant in the family Papaveraceae, native to moist, shady habitats in northern Europe and Asia. Growing to 25 cm (10 in), it is a spring ephemeral, with foliage that appears in spring and dies down to its tuberous rootstock in summer.

Corydalis solida 'Red Finch' is a spring-flowering, shade-loving plant ideal for rock gardens, borders, and underplanting with RHS hardiness H5.

Corydalis solida 'Red Finch'

Corydalis solida subsp. incisa 'Giona' is a spring-flowering, shade-loving plant ideal for rock gardens, borders, and underplanting in UK gardens.

Corydalis solida subsp. incisa 'Giona'

Corydalis solida subsp. incisa 'Vermion Snow' is a clump-forming herbaceous perennial in the Papaveraceae family. As a cultivar of Corydalis, it features the genus's characteristic spurred, tubular flowers arranged in racemes. This plant thrives in partial shade and prefers moist but well-drained loam soils with a range of pH levels. It is hardy in the UK (H5) and is suitable for various garden settings, including rock gardens, flower borders, and underplanting of roses and shrubs. 'Vermion Snow' is deciduous or evergreen and offers spring interest.

Fumewort 'Vermion Snow' is a hardy H5 herbaceous perennial with spurred tubular flowers, perfect for spring colour in partial shade and rock gardens.

Corydalis solida subsp. incisa 'Vermion Snow'

Corydalis solida subsp. incisa white-flowered is a clump-forming herbaceous perennial belonging to the Papaveraceae family. As a member of the Corydalis genus, it features ternately or pinnately lobed leaves and racemes of spurred, tubular flowers. This cultivar is suited to partial shade and thrives in moist but well-drained loam soils with a range of pH levels. Hardy to UK zone H5, it is ideal for rock gardens, flower borders, and underplanting roses and shrubs, providing spring interest in various garden settings.

Corydalis solida subsp. incisa white-flowered is a hardy H5 herbaceous perennial with spurred flowers, ideal for spring colour in shaded rock gardens and

Corydalis solida subsp. incisa white-flowered

Corydalis turtschaninovii 'Gorin' is a clump-forming herbaceous perennial belonging to the Papaveraceae family. Like other Corydalis species, it produces racemes of spurred, tubular flowers and has either ternately or pinnately lobed leaves. This cultivar is deciduous to evergreen and thrives in partial shade with moist but well-drained loam soil, tolerating a range of soil pH levels. Hardy to UK zone H5, it is suitable for various garden settings including rock gardens, flower borders, and underplanting beneath roses and shrubs, with its season of interest in spring.

Corydalis turtschaninovii 'Gorin' is a hardy H5 herbaceous perennial with spurred tubular flowers, ideal for spring colour in shaded rock gardens and borders.

Corydalis turtschaninovii 'Gorin'

Dicentra pauciflora is a species of flowering plant in Dicentra, the genus containing the bleeding-hearts. This perennial wildflower is native to the US states of Oregon and California, where it grows high in the mountains in gravelly soils. This is a short bleeding-heart, approaching 10 centimeters (3.9 in) in maximum height. From a rhizome beneath the soil it extends several erect petioles, each holding a leaf divided into leaflets which are each divided into smooth, fingerlike lobes. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is hardy in most of the UK (RHS H5). Suggested uses include coastal, city and courtyard gardens and cottage and informal garden. It tolerates alkaline and neutral soils, moist but well-drained, poorly-drained conditions and west-facing, north-facing and east-facing aspects. Plant at appropriate depth in well-drained soil.

Dicentra pauciflora, commonly known as the few-flowered bleeding heart, belongs to the Papaveraceae family. This perennial features delicately divided leaves and produces heart-shaped flowers that hang gracefully in arching clusters.

https://en.wikipedia.org/wiki/Dicentra_pauciflora

Dicentra pauciflora

Fumaria densiflora, known as dense-flowered fumitory, is a trailing annual or biennial plant in the Papaveraceae family. It features deciduous foliage and thrives in full sun or partial shade, favouring east, south, or west-facing aspects. This cultivar grows well in a variety of soil types including chalk, clay, loam, and sand, provided the soil is fertile, moist but well-drained, and can be acid, alkaline, or neutral. Hardy to UK zone H5, it is suitable for both exposed and sheltered locations and is particularly valued for wildlife gardens during spring and summer. Propagation is by seed.

Dense-flowered fumitory is a trailing annual or biennial with deciduous foliage, thriving in full sun or partial shade, ideal for wildlife gardens in spring

Fumaria densiflora

Fumaria muralis, known as common ramping-fumitory or wall fumitory, is a flowering herbaceous plant in the poppy family (Papaveraceae) native to western Europe and northwestern Africa.

Common ramping fumitory (Fumaria muralis) is a hardy (H5) flowering herb ideal for wildlife gardens, blooming in spring and summer in full sun or partial shade.

Fumaria muralis

Glaucium falvum var. aurantiacum is a taxon within the genus Glaucium, placed in the poppy family Papaveraceae. It is noted for its defined UK flowering period, from June to September. Plants in this group are of interest to collectors and specialists working with Papaveraceae. Identification and flowering records are useful when comparing it with other Glaucium taxa.

Glaucium falvum var. aurantiacum blooms in the UK from June to September and belongs to the family Papaveraceae.

Glaucium falvum var. aurantiacum

Glaucium falvum var. aurantiacum | June–September Bloom

Glaucium flavum, the yellow horned poppy, yellow hornpoppy or sea poppy, is a summer flowering plant in the family Papaveraceae. It is native to Europe, Northern Africa, Macaronesia and temperate zones in Western Asia.

Glaucium flavum, the yellow horned poppy, is a hardy summer-flowering plant ideal for coastal and wildlife gardens in full sun.

https://en.wikipedia.org/wiki/Glaucium_flavum

Glaucium flavum

Hunnemannia fumariifolia, commonly known as Mexican tulip poppy, is a bushy annual or biennial plant from the Papaveraceae family. This cultivar features deeply lobed, deciduous foliage and produces prominent, poppy-like blooms in summer and early autumn. It thrives in full sun with a south- or west-facing aspect, preferring well-drained, fertile loam or sandy soils with neutral to alkaline pH. Suitable for sheltered positions, it is ideal for city and courtyard gardens, coastal areas, cottage and informal gardens, patios, containers, and flower borders.

Mexican tulip poppy (Hunnemannia fumariifolia) is a bushy annual with poppy-like summer blooms, ideal for sunny borders, patios, and coastal gardens.

Hunnemannia fumariifolia

Hypecoum procumbens is a low-growing, spreading cultivar of the genus Hypecoum, belonging to the Papaveraceae family. It is a deciduous plant that thrives in full sun, ideally in a south-facing, sheltered position. This cultivar prefers fertile, well-drained loam soil with a neutral pH and is hardy to UK zone H3. It is suitable for rock gardens and xeriscaping, offering interest during the spring and summer seasons. Propagation can be achieved through seed or division.

Hypecoum procumbens is a low-growing, deciduous plant ideal for rock gardens and xeriscaping, flowering in spring and summer with full sun preference.

Hypecoum procumbens

Hypecoum pseudograndiflorum is a low-growing, spreading cultivar of the Hypecoum genus, belonging to the Papaveraceae family. It is deciduous and thrives in full sun, ideally on a south-facing, sheltered aspect. This plant prefers fertile, well-drained loam soil with a neutral pH and is hardy to UK zone H3. It is suitable for rock gardens and xeriscaping, offering interest in spring and summer. Propagation can be achieved by seed or division.

Hypecoum pseudograndiflorum is a low-growing, deciduous plant ideal for rock gardens and xeriscaping, thriving in full sun during spring and summer.

Hypecoum pseudograndiflorum

Lamprocapnos spectabilis, commonly known as bleeding heart or Asian bleeding heart, is a species of flowering plant belonging to the fumitory subfamily (Fumarioideae) of the Papaveraceae. It is native to Northeast China and the Korean peninsula; however, it has been introduced by humans into a larger area of Northeast Asia, including parts of Siberia, Russia and Japan.

Lamprocapnos spectabilis, or bleeding heart, thrives in partial shade with RHS H6 hardiness, perfect for cottage gardens and flower borders.

https://en.wikipedia.org/wiki/Lamprocapnos

Lamprocapnos spectabilis

Lamprocapnos spectabilis 'Alba' is a clump-forming perennial in the poppy family that produces pendent, heart-shaped white flowers. It has deciduous foliage and performs best in partial shade on moist, neutral loam. Plant in a sheltered, north-, east- or west-facing spot and expect blooms in the UK from April to June.

Bleeding Heart Lamprocapnos spectabilis 'Alba' bears heart-shaped white flowers from April to June and prefers a sheltered, partly shaded neutral loam.

Lamprocapnos spectabilis 'Alba'

Bleeding Heart (Lamprocapnos spectabilis 'Alba')

Macleaya is a clump-forming cultivar of the Macleaya genus, which comprises sizable herbaceous perennials growing from rhizomes. It features broad, palmately lobed deciduous foliage and produces expansive panicles filled with small flowers in spring and summer. This cultivar thrives in full sun or partial shade, favouring sheltered, south-, east-, or west-facing aspects. It prefers fertile, moist but well-drained soils of various types and pH levels, making it suitable for architectural planting, prairie styles, flower borders, and hedging. It is hardy in the UK to H6 and can be propagated by division or separating root rhizomes when dormant.

Macleaya is a hardy H6 perennial with broad lobed foliage and large flower panicles, ideal for architectural, prairie, and low-maintenance planting.

Macleaya

Macleaya microcarpa is a species of flowering plant in the poppy family, Papaveraceae. It is a vigorous, substantial herbaceous perennial growing to 2 m (7 ft) tall by 1 m (3 ft) or more wide, with grey-green felted leaves and loose panicles of buff flowers in midsummer. It is native to China North-Central, China South-Central and China Southeast. In the garden it prefers full sun and partial shade and most soil types. In UK gardens it is very hardy across most of the UK (RHS H6). Suggested uses include architectural, prairie planting, low maintenance, flower borders and beds and hedging and screens. It tolerates soil of any pH, moist but well-drained conditions and south-facing, east-facing and west-facing aspects. Plant in well-drained soil in a suitable position. Water during establishment.

Macleaya microcarpa is a robust herbaceous perennial from the Papaveraceae family. Known for its large, palmately lobed leaves, this species produces broad panicles that carry small flowers.

https://en.wikipedia.org/wiki/Macleaya_microcarpa

Macleaya microcarpa

Meconopsis 'Ascreavie White' is a herbaceous perennial cultivar within the Meconopsis genus, known for its short-lived, often monocarpic growth habit. This plant forms attractive rosettes of hairy foliage and produces bowl-shaped flowers during summer and autumn. It thrives best in partial shade, ideally in a north-facing, sheltered position with fertile, moist but well-drained loam soil of neutral pH. Hardy to UK zone H5, it is suited to woodland gardens and moist shaded beds, and can be propagated by division or seed.

Meconopsis 'Ascreavie White' is a hardy herbaceous perennial with hairy foliage and bowl-shaped flowers, perfect for shaded woodland gardens in summer and

Meconopsis 'Ascreavie White'

Meconopsis 'Evelyn' is a herbaceous perennial cultivar within the Meconopsis genus, known for its short-lived, often monocarpic growth habit. It forms attractive rosettes of hairy foliage and produces bowl-shaped flowers during summer and autumn. Suited to partial shade and north-facing, sheltered locations, it thrives in fertile, moist but well-drained neutral loam soils. This cultivar is hardy to UK zone H5 and is ideal for woodland gardens or moist shaded beds, requiring careful cultivation and propagation by division or seed.

Meconopsis 'Evelyn' is a hardy herbaceous perennial with hairy foliage and bowl-shaped summer flowers, ideal for woodland gardens and shaded moist beds.

Meconopsis 'Evelyn'

Meconopsis 'James Aitken' is a clump-forming herbaceous perennial cultivar within the Meconopsis genus, known for plants that often produce rosettes of hairy foliage and bowl-shaped flowers. This deciduous variety thrives in partial shade with a preference for east- or west-facing, sheltered positions. It grows best in fertile, moist but well-drained clay or loam soils with an acid to neutral pH. Hardy to UK zone H5, it is suited to cottage and informal gardens. Flowering occurs in summer and autumn, and propagation is by division, as this cultivar does not produce viable seed.

Meconopsis 'James Aitken' is a hardy H5 herbaceous perennial with hairy foliage and bowl-shaped flowers, ideal for cottage and informal gardens in partial

Meconopsis 'James Aitken'

Meconopsis (George Sherriff Group) 'Spring Hill' is a clump-forming herbaceous perennial within the Papaveraceae family. Like other Meconopsis, it develops rosettes of hairy foliage and produces bowl-shaped flowers. This deciduous cultivar thrives in partial shade with an east or west-facing aspect, preferring fertile, moist but well-drained clay or loam soils that are acid to neutral in pH. It is hardy to UK zone H5 and suits sheltered positions. 'Spring Hill' is best used in cottage and informal gardens, flowering in summer and autumn. Propagation is by division, as it does not produce viable seed.

Meconopsis (George Sherriff Group) 'Spring Hill' is a hardy herbaceous perennial with hairy foliage and bowl-shaped flowers, ideal for partial shade in cottage

Meconopsis (George Sherriff Group) 'Spring Hill'

Meconopsis (Infertile Blue Group) 'Maggie Sharp' is a clump-forming herbaceous perennial belonging to the genus Meconopsis, which includes plants with hairy foliage and bowl-shaped flowers. This deciduous cultivar thrives in partial shade with a preference for east- or west-facing, sheltered positions. It grows best in fertile, moist but well-drained clay or loam soils with acid to neutral pH. 'Maggie Sharp' is notable for its infertile nature, as it does not produce viable seed and is propagated by division. It is hardy to UK zone H5 and is suitable for cottage and informal gardens, offering interest in summer and autumn.

Meconopsis (Infertile Blue Group) 'Maggie Sharp' is a hardy H5 herbaceous perennial with hairy foliage and bowl-shaped flowers, ideal for partial shade in

Meconopsis (Infertile Blue Group) 'Maggie Sharp'

Meconopsis aculeata is a blue-flowered thorny species of the genus Meconopsis with a small geographical distribution restricted to specific areas of Pakistan and India, in the west Himalayas. The species was described from specimens collected here, by Royle in 1833. It is also known as Bhoti 'Tsersnon' in Ladakh. Along with Juniperus polycarpos (also known as Bhoti 'Shukpa'), it is used in the Sowa-Rigpa (also known as Amchi system) traditional medicine system. In the garden it prefers partial shade and clay and loam soil. In UK gardens it is hardy in most of the UK (RHS H5). Suggested uses include cottage and informal garden. It tolerates acid and neutral soils, moist but well-drained conditions and east-facing and west-facing aspects. Plant out after last frost in fertile, well-drained soil.

Meconopsis aculeata, commonly known as the Himalayan blue poppy or Himalayan prickly poppy, is a member of the Papaveraceae family. Characterized by its rosettes of hairy leaves, this species produces bowl-shaped flowers that may arise singly on bare stems or in clusters along leafy stems.

https://en.wikipedia.org/wiki/Meconopsis_aculeata

Meconopsis aculeata

Meconopsis grandis, the Himalayan blue poppy, is a species of flowering plant in the poppy family (Papaveraceae), native to China (Yunnan), Bhutan, northeast India and Nepal.

Meconopsis grandis 'Alba' is a hardy herbaceous perennial ideal for woodland gardens, thriving in partial shade with winter interest.

Meconopsis grandis 'Alba'

Meconopsis paniculata, known as the golden Himalayan poppy or Nepal poppy, is a herbaceous perennial in the Papaveraceae family. As a member of the Meconopsis genus, it forms attractive rosettes of hairy foliage and produces bowl-shaped flowers in panicles on leafy stems. This short-lived, often monocarpic plant thrives in partial shade with a north-facing, sheltered aspect, preferring moist but well-drained neutral loam soil. It is hardy to UK zone H5 and is suitable for woodland gardens or moist shaded beds, with interest extending into winter.

Golden Himalayan poppy (Meconopsis paniculata) is a hardy H5 herbaceous perennial with hairy foliage, ideal for shaded woodland gardens and winter interest.

Meconopsis paniculata

Meconopsis paniculata from Ghunsa, Nepal is a herbaceous perennial belonging to the Papaveraceae family. Like other Meconopsis species, it forms attractive rosettes of hairy foliage and produces bowl-shaped flowers arranged in panicles on leafy stems. This short-lived, often monocarpic plant thrives in partial shade with a north-facing, sheltered aspect, favouring fertile, moist but well-drained loam soil of neutral pH. Hardy to UK zone H5, it is suited to woodland gardens and moist shaded beds, offering interest through summer and autumn. Propagation can be achieved by division or seed.

Meconopsis paniculata is a hardy herbaceous perennial with hairy foliage and panicles of bowl-shaped flowers, ideal for shaded woodland gardens in summer and

Meconopsis paniculata from Ghunsa, Nepal

Meconopsis x complexa is a herbaceous perennial cultivar within the Meconopsis genus, known for its short-lived, often monocarpic growth habit. It forms attractive rosettes of hairy foliage and produces bowl-shaped flowers during summer and autumn. This cultivar thrives in partial shade, ideally in a north-facing, sheltered position with fertile, moist but well-drained loam soil of neutral pH. Suitable for woodland gardens and moist shaded beds, Meconopsis x complexa is hardy in the UK to H5 and can be propagated by division or seed.

Meconopsis x complexa is a hardy herbaceous perennial with hairy foliage and bowl-shaped summer flowers, ideal for shaded woodland gardens and moist beds.

Meconopsis x complexa

Meconopsis x sheldonii ambig. is a clump-forming herbaceous perennial belonging to the genus Meconopsis, known for its rosettes of hairy foliage and distinctive bowl-shaped flowers. This deciduous cultivar thrives in partial shade with an east or west-facing aspect, preferring sheltered positions and fertile, moist but well-drained clay or loam soils with acid to neutral pH. It is hardy to UK zone H5 and is best suited to cottage and informal gardens. Propagation is by division, as this cultivar does not produce viable seed, and it provides interest during the summer and autumn seasons.

Meconopsis x sheldonii ambig. is a hardy herbaceous perennial with hairy foliage and bowl-shaped flowers, perfect for shaded cottage and informal gardens.

Meconopsis x sheldonii ambig.

Oreomecon nudicaulis 'Spring Fever Red' is a cultivar of the recently established genus Oreomecon, known for its perennial alpine poppies with elongated, hairy, leafless stems. This annual or biennial plant forms tufted, clump-forming, columnar upright habits and produces a single red flower per stem in spring and summer. It thrives in full sun on well-drained fertile soils, including chalk, loam, and sand, and is hardy to UK zone H7. Suitable for a variety of garden settings, it performs well in exposed or sheltered south- or west-facing locations.

Oreomecon nudicaulis 'Spring Fever Red' is a hardy annual biennial with leafless stems, perfect for sunny city, cottage, gravel, and rock gardens from spring

Oreomecon nudicaulis 'Spring Fever Red' (Spring Fever Series)

Papaver californicum, commonly known as western poppy, is a clump-forming herbaceous perennial belonging to the Papaver genus. This deciduous plant thrives in full sun on south-facing, exposed sites with well-drained soils such as chalk, loam, or sand, and tolerates a range of soil pH levels. It is hardy to UK zone H5 and flowers in summer and autumn. Suitable for wildlife gardens, wildflower meadows, coastal and cottage gardens, as well as gravel gardens and flower borders, it is propagated by seed sown in spring and prefers fertile, moist soil.

Western poppy (Papaver californicum) is a hardy H5 herbaceous perennial, ideal for full sun and well-drained soils, flowering in summer and autumn.

Papaver californicum

Papaver rhoeas, with common names including common poppy, corn poppy, corn rose, field poppy, Flanders poppy, red poppy, and Odai, is an annual herbaceous species of flowering plant in the poppy family Papaveraceae. It is native to north Africa and temperate Eurasia and is introduced into temperate areas on all other continents except Antarctica. It is regarded as an agricultural weed (hence the common names including "corn" and "field"). As the plant thrives in areas of disturbed soil, it was often abundant in agricultural fields before the advent of herbicides. It grows to around 0.5-1 metres tall and 0.1-0.5 metres wide, carrying deciduous foliage. Grow it in full sun and most soil types. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects.

https://en.wikipedia.org/wiki/Papaver_rhoeas

Papaver rhoeas

Papaver somniferum 'Lauren's Grape' is a cultivar of the opium poppy, a member of the Papaveraceae family. This annual or biennial plant grows with a columnar upright habit, reaching between 0.5 and 1 metre in height within a year. It has deciduous foliage and a spread of 0.1 to 0.5 metres. Suited to full sun or partial shade, it thrives in various soil types including chalk, loam, and sand, with a preference for moist but well-drained or well-drained conditions. It is drought resistant and typically of interest in spring.

Papaver somniferum 'Lauren's Grape' is an annual or biennial opium poppy with a columnar habit, growing up to 1m tall and flowering in spring.

Papaver somniferum 'Lauren's Grape'

Papaver somniferum 'Pink Chiffon' is a herbaceous perennial cultivar within the Papaver genus, known for its bushy, clump-forming, and columnar upright habit. As a member of the Papaveraceae family, it features deciduous foliage and thrives in full sun, favouring south- or west-facing aspects. This cultivar grows well in a variety of well-drained soils including chalk, clay, loam, and sand, across a range of pH levels. It is hardy to UK zone H6 and is suitable for diverse garden settings such as cottage gardens, wildflower meadows, and coastal areas, with interest during spring and summer.

Papaver somniferum 'Pink Chiffon' is a hardy herbaceous perennial for full sun, ideal for cottage gardens and wildlife areas with spring to summer blooms.

Papaver somniferum 'Pink Chiffon' (d)

Romneya coulteri, the Coulter's Matilija poppy or California tree poppy, is a perennial species of flowering plant in the poppy family (Papaveraceae). Native to southern California, USA, and Baja California, Mexico, it grows in dry canyons in chaparral and coastal sage scrub plant communities, sometimes in areas recently burned.

Romneya coulteri, the Coulter's Matilija poppy, is a hardy perennial with large white flowers, ideal for sunny cottage and Mediterranean-style gardens.

https://en.wikipedia.org/wiki/Romneya_coulteri

Romneya coulteri

Sanguinaria canadensis 'Star' is a matforming cultivar of the Sanguinaria genus, which comprises herbaceous perennials growing from rhizomes. This deciduous plant features the genus's characteristic kidney-shaped, lobed blue-green leaves and produces cup-shaped white flowers in spring alongside the foliage. It thrives in fertile, moist but well-drained clay or loam soils with a range of pH levels, preferring sheltered positions with full sun to partial shade, ideally facing east, south, or west. Hardy to UK zone H5, it is suitable for cottage and informal gardens, rock gardens, flower borders, and underplanting of roses and shrubs.

Sanguinaria canadensis 'Star' is a matforming perennial with blue-green leaves, ideal for spring and summer in rock gardens and underplanting.

Sanguinaria canadensis 'Star'

Stylophorum diphyllum, commonly known as wood poppy or celandine poppy, is a herbaceous perennial belonging to the genus Stylophorum. This genus includes three species of woodland perennials native to North America and China, characterised by green, lobed leaves with undulating margins and yellow, poppy-like flowers on elongated, bristly stems. Stylophorum diphyllum thrives in partial to full shade, favouring moist but well-drained loam soils with a range of pH levels. It is hardy in the UK (H5) and is suitable for woodland gardens, shady borders, and as groundcover, flowering in spring and summer.

Wood poppy (Stylophorum diphyllum) thrives in partial to full shade, perfect for woodland gardens and shady borders with spring to summer interest.

Stylophorum (celandine-poppy) is a genus of three species of herbaceous perennial plants native to woodland in eastern North America and China.