Cantua pyrifolia is a cultivar of the Cantua genus, which comprises evergreen shrubs or small trees with arching or scrambling branches. This particular cultivar has a columnar upright habit and evergreen foliage, making it suitable for full sun in sheltered, south- or west-facing positions. It thrives in moist but well-drained soils such as loam, sand, or chalk, across a range of pH levels from acid to alkaline. Hardy to UK zone H3, it is well suited to city and courtyard gardens, patios, containers, and Mediterranean-style borders, offering interest during the winter season.

Cantua pyrifolia thrives in full sun and is hardy to RHS H3, perfect for city gardens and winter interest in patios or wall-side borders.

Cantua pyrifolia

Collomia biflora is a clump-forming cultivar within the genus Collomia, part of the Polemoniaceae family. This deciduous plant thrives in full sun on a south-facing, sheltered aspect, preferring fertile, well-drained loam soil with a neutral pH. Hardy to UK zone H3, it is suitable for use as a border plant or ground cover. Its season of interest spans spring and summer, and it can be propagated by seed or division.

Collomia biflora thrives in full sun, is hardy to RHS H3, and is perfect as a spring-summer border plant or ground cover.

Collomia biflora

Collomia grandiflora is a western North American annual plant in the phlox family (Polemoniaceae), known by the common names grand collomia, large-flowered mountain trumpet, and large-flowered collomia. It usually appears in sandy habitats and is cultivated as an ornamental. In the wild it grows across North America, Arizona, British Columbia, California, Colorado and other regions. Grow it in full sun and loam soil. In UK gardens it is half-hardy and may need winter protection in colder areas (RHS H3). It works well for border plant and ground cover. It tolerates neutral soils, well-drained conditions and south-facing aspects. Plant in well-drained soil in a suitable position. Water during establishment.

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

Collomia grandiflora

Ipomopsis macombii is an upright cultivar of the Ipomopsis genus, which belongs to the Polemoniaceae family. It features green foliage and thrives in full sun, ideally in a south-facing, sheltered position. This plant prefers fertile, well-drained loam soil with a neutral pH. Hardy to UK zone H5, it is suitable for borders and cottage gardens, offering interest during spring and summer. Propagation can be achieved by seed or cuttings.

Ipomopsis macombii thrives in full sun, hardy to H5, perfect for borders and cottage gardens in spring and summer.

Ipomopsis macombii

Ipomopsis rubra is a flowering plant of the phlox family native to North America in the state of Texas and the southeastern United States, commonly known as standing cypress, scarlet gilia, Texas plume, flame flower, and indian spur. This classification is synonymous with Gilia rubra.

Ipomopsis rubra, or standing cypress, is a hardy H5 plant with vibrant spring-summer blooms, perfect for full sun borders and cottage gardens in the UK.

Ipomopsis rubra

Leptosiphon parviflorus is a species of flowering plant in the phlox family known by the common name variable linanthus.

Leptosiphon parviflorus (stardust) thrives in full sun, perfect for alpine gardens and rockeries with spring to summer blooms and RHS H3 hardiness.

Leptosiphon parviflorus

Phlox 'Dark Empty Feelings' (Feelings Series) is a clump-forming, mat-forming cultivar of the Phlox genus, which includes both evergreen and herbaceous perennials and shrubs. These plants have simple leaves and produce salver-shaped flowers clustered at the ends of the stems. Suitable for full sun or partial shade, it thrives in well-drained, fertile soil across a range of soil types and pH levels. Hardy to UK zone H7, it is ideal for cottage gardens, flower borders, and underplanting, providing summer interest with low maintenance requirements.

Phlox 'Dark Empty Feelings' (Feelings Series) is a hardy H7 summer-flowering plant ideal for borders, slopes, and low-maintenance cottage gardens.

Phlox 'Dark Empty Feelings' (Feelings Series)

Phlox 'David' is a named cultivar of the genus Phlox in the family Polemoniaceae that flowers from June to September. It belongs to a group of annual and perennial species largely native to North America, occupying habitats from alpine tundra to open woodland and prairie. Members of the genus are valued for their summer-blooming clusters and, in many cases, a scented floral display. Expect Phlox 'David' to contribute sustained summer colour where used in flowering schemes.

Phlox 'David' is a cultivar of Phlox that flowers from June to September, offering sustained summer colour.

Phlox 'David'

Phlox 'David' | Summer Phlox for Borders

Phlox 'Geddington Cross' is a clump-forming, mat-forming cultivar of the Phlox genus, which includes both evergreen and herbaceous perennials and shrubs. This cultivar features deciduous or evergreen foliage and produces salver-shaped flowers clustered at the ends of its stems during the summer. It thrives in well-drained, fertile soil and can be grown in full sun or partial shade, tolerating a variety of soil types and pH levels. Hardy to UK zone H7, it is suitable for use in cottage and informal gardens, flower borders, banks, slopes, and as underplanting for roses and shrubs.

Phlox 'Geddington Cross' is a hardy H7 summer-flowering plant ideal for borders, slopes, and low-maintenance cottage gardens in full sun or partial shade.

Phlox 'Geddington Cross'

Phlox 'Opening Act White' is a clump-forming, mat-forming cultivar of the Phlox genus, which includes both evergreen and herbaceous plants with simple leaves and salver-shaped flowers clustered at stem ends. This cultivar is suitable for full sun to partial shade and thrives in well-drained, fertile soils of various types and pH levels. Hardy to UK zone H7, it is ideal for cottage and informal gardens, flower borders, banks, slopes, and underplanting. It flowers in summer and can be propagated by division, basal cuttings, or root cuttings.

Phlox 'Opening Act White' is a hardy, mat-forming summer-flowering plant ideal for borders, slopes, and underplanting in full sun or partial shade.

Phlox 'Opening Act White' (Opening Act Series)

Phlox buckleyi (sword-leaf phlox) is a herbaceous perennial belonging to the genus Phlox, which includes both evergreen and herbaceous varieties that grow as mat-forming or upright perennials and shrubs. This clump-forming, mat-forming plant features simple leaves and produces salver-shaped flowers clustered at the ends of the stems. It thrives in full sun and tolerates a range of soil types, including sandy, loamy, and clay soils, with acid to alkaline pH, preferring moist but well-drained conditions. Hardy to UK zone H7, it is suitable for cottage and informal gardens, flower borders, banks, and slopes, offering interest in spring and summer.

Sword-leaf phlox (Phlox buckleyi) is a hardy, mat-forming perennial perfect for sunny borders, slopes, and underplanting roses from spring to summer.

Phlox buckleyi

Phlox caespitosa is a species of phlox known by the common name tufted phlox. It is native to western North America from British Columbia through the Great Basin to New Mexico, where it grows in scrub, woodland, and other open plateau habitat. It is one of several cushion-forming species that occur in the same region and require careful observation to distinguish. In the past, this species and Phlox douglasii have been erroneously lumped together. Grow it in full sun and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). It works well for cottage and informal garden, low maintenance, banks and slopes, flower borders and beds, garden edging and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and south-facing, west-facing and east-facing aspects.

Phlox caespitosa, commonly known as tufted phlox, is a member of the Polemoniaceae family. This species, like others in the Phlox genus, showcases simple leaves and forms mat-like growth, producing clusters of salver-shaped flowers at the stem tips.

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

Phlox caespitosa

Phlox div. 'Clouds of Perfume' is a named cultivar of Phlox in the Polemoniaceae family, derived from the diverse North American genus Phlox. It produces its flowers from June to September. Plants in this genus are found across a wide range of habitats and many members are scented. The cultivar name suggests emphasis on floral scent, so expect a cultivar selected with fragrance in mind.

Phlox div. 'Clouds of Perfume' is a cultivar of Phlox that flowers from June to September and belongs to the Polemoniaceae family.

Phlox div. 'Clouds of Perfume'

Phlox div. 'Clouds of Perfume' | Summer Phlox

Phlox douglasii, common name tufted phlox or Columbia phlox, is a species of perennial herb belonging to the family Polemoniaceae. In the past it has been mistakenly included within the species Phlox caespitosa. It is native to British Columbia, California, Oregon, Washington and NO. In the garden it prefers full sun and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). Suggested uses include cottage and informal garden, low maintenance, banks and slopes, flower borders and beds, garden edging and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and south-facing, west-facing and east-facing aspects.

Phlox douglasii, commonly known as Columbia phlox, belongs to the Polemoniaceae family. This species is a mat-forming perennial that showcases simple leaves and forms clusters of salver-shaped flowers at the stem tips.

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

Phlox douglasii

Phlox florindae is a species of Phlox in the family Polemoniaceae and part of the garden phlox group. In the UK it flowers from June to September. As a member of the Phlox genus, it shares the group's focus as a summer-flowering ornamental and may display traits common to other phlox. Growers should check the plant label or supplier notes for specific habit and siting guidance before planting.

Phlox florindae is a Phlox species that flowers in the UK from June to September and is used for summer display.

Phlox florindae

Phlox florindae | Summer Phlox

Phlox hoodii, the spiny phlox or carpet phlox, is a species of phlox. It is a plant of western North America, where it is a common flower in sagebrush country, mostly growing in dry lithosol habitats. It is among the first plants to bloom in spring, after the snow has melted. This perennial herb is variable in morphology, but usually forms a tight mat or loose clump on the ground. In the wild it grows across North America, Alaska, Alberta, Arizona, British Columbia and other regions. Grow it in full sun and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). It works well for cottage and informal garden, low maintenance, banks and slopes, flower borders and beds, garden edging and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and south-facing, west-facing and east-facing aspects.

Phlox hoodii, commonly known as spiny phlox, belongs to the Polemoniaceae family and is characterized by its mat-forming growth habit. This species showcases simple leaves and clusters of salver-shaped flowers that appear at the ends of its stems.

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

Phlox hoodii

Phlox paniculata 'Aida' is a herbaceous perennial cultivar within the Phlox genus, known for its clump-forming and mat-forming habit. As a member of the Polemoniaceae family, it thrives in full sun and prefers fertile, moist but well-drained soil, tolerating a range of soil types and pH levels. This cultivar is hardy to UK zone H7 and is suitable for various garden settings including cottage gardens, flower borders, and underplanting of roses and shrubs. It offers seasonal interest in summer and autumn, producing clusters of salver-shaped flowers typical of Phlox species.

Phlox paniculata 'Aida' is a hardy herbaceous perennial for full sun, ideal for summer and autumn colour in borders, slopes, and cottage gardens.

Phlox paniculata 'Aida'

Phlox paniculata is a species of flowering plant in the phlox family (Polemoniaceae). It is native to parts of the eastern and central United States.

Phlox paniculata 'Cherry Pink' is a hardy H7 summer to autumn flowering plant ideal for borders, banks, and low-maintenance cottage gardens in full sun or

Phlox paniculata 'Cherry Pink'

Perennial phlox 'Düsterlohe Zwerg' blooms in summer and autumn, thrives in full sun or partial shade, and suits borders, slopes, and cottage gardens.

Phlox paniculata 'Düsterlohe Zwerg'

Phlox paniculata 'Fujiyama' is a named cultivar within the genus Phlox and belongs to the family Polemoniaceae. It provides a run of flowering from June to September. As a cultivated selection, observe its growth habit after planting and adjust care to the conditions of your site. Regular checks in the first seasons will show whether it needs more space or support.

Phlox paniculata 'Fujiyama' flowers from June to September and belongs to the Polemoniaceae family.

Phlox paniculata 'Fujiyama'

Phlox paniculata 'Fujiyama' | June-Sept blooms

Phlox paniculata 'Hochgesang' is a hardy summer to autumn-flowering plant ideal for borders, banks, and underplanting in full sun or partial shade.

Phlox paniculata 'Hochgesang'

Phlox paniculata 'Junior Dream' is a hardy, low-maintenance summer and autumn flowering plant ideal for borders, slopes, and underplanting in UK gardens.

Phlox paniculata 'Junior Dream'

Phlox paniculata 'Mike's Favourite' is a hardy, low-maintenance summer to autumn flowering plant ideal for borders, banks, and underplanting in full sun.

Phlox paniculata 'Mike's Favourite'

Phlox paniculata 'Nirvana' is a cultivated form of Phlox in the Polemoniaceae prized for a long display of flowers from June to September. The cultivar bears clustered, often perfumed blooms in shades of pink to purple, occasionally white. It is an herbaceous perennial with erect stems and opposite leaves, contributing summer into early autumn colour.

Garden Phlox (Phlox paniculata 'Nirvana') flowers from June to September, producing perfumed clusters of pink to purple or occasionally white blooms.

Phlox paniculata 'Nirvana'

Garden Phlox (Phlox paniculata 'Nirvana') | Summer to Autumn

Phlox paniculata 'Steeple Bumpstead' is a hardy summer to autumn flowering plant ideal for borders, banks, and low-maintenance cottage gardens in full sun or

Phlox paniculata 'Steeple Bumpstead'

Phlox paniculata 'White Sparr' is a hardy summer to autumn flowering plant ideal for borders, banks, and low-maintenance cottage gardens in full sun or partial

Phlox paniculata 'White Sparr'

Phlox pulvinata is a species of phlox known by the common name cushion phlox. It is native to the western United States where it grows in mountain and plateau habitat, in rocky subalpine and alpine climates, including exposed tundra habitat. It is a perennial herb taking a flat, dense, cushionlike form on the ground. Its very short stems are lined with hair-fringed lance-shaped leaves each no more than one centimeter (2⁄5 in) long. Grow it in full sun and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). It works well for cottage and informal garden, low maintenance, banks and slopes, flower borders and beds, garden edging and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and south-facing, west-facing and east-facing aspects.

Cushion Phlox (Phlox pulvinata) is a mat-forming perennial belonging to the Polemoniaceae family. This species is known for its simple leaves and clusters of salver-shaped flowers that appear at the ends of its stems.

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

Phlox pulvinata

Phlox speciosa is a species of phlox known by the common name showy phlox. It is native to western North America from British Columbia to Arizona and New Mexico, where it occurs in sagebrush, pine woodlands, and mountain forests. It is an erect perennial herb with a shrubby base growing up to about 40 centimeters tall. The leaves are linear or lance-shaped, oppositely arranged, and generally glandular. In the garden it prefers full sun and most soil types. In UK gardens it is fully hardy throughout the UK (RHS H7). Suggested uses include cottage and informal garden, low maintenance, banks and slopes, flower borders and beds, garden edging and underplanting of roses and shrubs. It tolerates soil of any pH, moist but well-drained conditions and south-facing, west-facing and east-facing aspects.

Phlox speciosa, commonly known as bush phlox or pride of Columbia, is a member of the Polemoniaceae family. This upright perennial showcases simple leaves and clusters of salver-shaped flowers, adding a vibrant touch to any setting. Often referred to as showy phlox, it is recognized for its ability to enhance garden spaces with its striking presence.

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

Phlox speciosa

Phlox stolonifera is a species of flowering plant in the family Polemoniaceae. It is a perennial herbaceous plant that is native to the eastern United States.

Phlox stolonifera 'Bruce's White' is a hardy perennial for full sun or partial shade, ideal for borders, slopes, and underplanting with spring to summer

Phlox stolonifera 'Bruce's White'

Phlox subulata the creeping phlox, moss phlox, moss pink or mountain phlox, is a species of flowering plant in the family Polemoniaceae, native to the eastern and central United States, and widely cultivated.

Phlox subulata Fabulous Dark Rose Eye blooms in spring, is hardy to H7, and suits borders, slopes, and underplanting in full sun or partial shade.

Phlox subulata Fabulous Dark Rose Eye ('Flophfadr') (Fabulous Series)

Phlox x arendsii 'Hesperis' is a hybrid phlox in the Polemoniaceae that offers sustained summer flowering. It is grown for its season-long display from June to September. Plants form multi-stemmed clumps that produce compact flower heads over several weeks. Regular deadheading and occasional division keep plants productive.

Phlox x arendsii 'Hesperis' is a garden phlox that flowers from June to September and suits summer borders and cutting.

Phlox x arendsii 'Hesperis'

Phlox x arendsii 'Hesperis' | Summer Phlox

Phlox x arendsii 'Lisbeth' is a clump-forming, mat-forming herbaceous perennial cultivar within the Phlox genus, known for its simple leaves and clusters of salver-shaped flowers at stem ends. It thrives in full sun and is hardy to UK zone H7, suitable for a variety of soil types including sandy, loamy, and clay soils with acid to alkaline pH, provided they are moist but well-drained. This cultivar is ideal for cottage and informal gardens, flower borders, and underplanting, flourishing best in well-drained, fertile soil with sun to partial shade exposure during the summer season.

Phlox x arendsii 'Lisbeth' is a hardy, mat-forming perennial with summer salver-shaped flowers, ideal for borders, banks, and cottage gardens in full sun.

Phlox x arendsii 'Lisbeth'

Phlox x procumbens Paparazzi Miley ('Ppphl0617'PBR) is a clump-forming, mat-forming cultivar within the genus Phlox, which includes both evergreen and herbaceous perennials and shrubs. This cultivar features simple leaves and produces clusters of salver-shaped flowers at the ends of its stems during summer. It thrives in well-drained, fertile soils that can be chalk, clay, loam, or sand, with a preference for moist but well-drained conditions. Suitable for full sun to partial shade and various garden aspects, it is hardy to UK zone H7 and is ideal for use in cottage gardens, borders, banks, and underplanting.

Phlox x procumbens Paparazzi Miley is a hardy, mat-forming perennial with summer blooms, ideal for borders, slopes, and low-maintenance cottage gardens.

Phlox x procumbens Paparazzi Miley ('Ppphl0617'PBR) (Paparazzi Series)

Polemonium, commonly known as Jacob's ladder, is a genus of herbaceous perennials or annuals that form bushy, spreading clumps. These plants have pinnate, deciduous leaves and produce clusters of tubular or bell-shaped flowers. They thrive in fertile, moist but well-drained soils and can be grown in full sun or partial shade, suitable for various garden aspects and exposures. Hardy to UK zone H7, Polemonium is ideal for cottage gardens, flower borders, and containers, offering interest through summer and autumn.

Jacob's ladder (Polemonium) is a hardy perennial with pinnate leaves and tubular flowers, ideal for summer and autumn in borders or containers.

Polemonium

Polemonium caeruleum, known as Jacob's-ladder or Greek valerian, is a hardy perennial flowering plant. The plant produces cup-shaped, blue or white flowers.

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

Polemonium caeruleum

Polemonium kiushianum is a species of Polemonium in the family Polemoniaceae, known within the Jacob's ladder group. It produces its main flowering display in the UK from May to July. The plant is valued for that seasonal display and is treated by gardeners as a flowering perennial. Gardeners often compare its habits and timing with other Polemonium species when planning beds.

Polemonium kiushianum flowers in the UK from May to July and belongs to the Polemoniaceae family.

Polemonium kiushianum

Jacob's Ladder (Polemonium kiushianum) | May–July Flowering

Polemonium yezoense 'Midnight Rain' is a herbaceous perennial cultivar of the Polemonium genus, known for its bushy, clump-forming, and spreading habit. Like other Polemonium species, it features pinnate leaves and produces clusters of tubular or bell-shaped flowers. This deciduous plant thrives in full sun or partial shade, favouring fertile, moist but well-drained soils across a range of types and pH levels. Hardy to UK zone H7, it is suitable for cottage gardens, flower borders, patios, and containers, offering interest throughout summer and autumn.

Polemonium yezoense 'Midnight Rain' is a hardy herbaceous perennial with pinnate leaves and summer to autumn blooms, ideal for borders and containers.