Allamanda 'Cherry' is an evergreen climbing shrub cultivar of the Allamanda genus, known for its scrambling habit and large trumpet-shaped flowers in terminal clusters. Suited to conservatories or greenhouses, it thrives in full sun with a sheltered aspect facing south, east, or west. This cultivar prefers fertile, moist but well-drained loam or sandy soil with an acid to neutral pH. Hardy to UK zone H1b, it is ideal for patio and container planting, as well as sub-tropical or wall-side borders, with interest during spring and summer. Propagation is by seed or greenwood cuttings.

Allamanda 'Cherry' is an evergreen climber with large trumpet-shaped flowers, perfect for conservatories and patios in full sun during spring and summer.

Allamanda 'Cherry'

Allamanda cathartica 'Silver Dwarf' is a climbing evergreen shrub cultivar of the Allamanda genus, known for their large trumpet-shaped flowers and simple leaves often arranged in whorls. Suited to conservatories or greenhouses, it thrives in full sun with a sheltered aspect, preferring fertile, well-drained loam or sandy soil that is moist and acid to neutral in pH. This cultivar is hardy to UK zone H1b and is typically grown as a patio or container plant, or in sub-tropical wall-side borders. It flowers in spring and summer and can be propagated by seed or greenwood cuttings.

Allamanda cathartica 'Silver Dwarf' is an evergreen climber with large trumpet flowers, ideal for conservatories and patios in full sun from spring to summer.

Allamanda cathartica 'Silver Dwarf'

Allamanda cathartica 'Williamsii' is a climbing evergreen shrub cultivar within the Allamanda genus, known for their scrambling growth and large trumpet-shaped flowers in terminal clusters. This cultivar thrives in full sun and prefers a sheltered position with fertile, well-drained loam or sandy soil that is moist but well-drained, tolerating acid to neutral pH levels. Suitable for patio and container planting as well as sub-tropical and wall side borders, it is best grown in south, east, or west-facing aspects. It is hardy to UK zone H1b and flowers in spring and summer.

Allamanda cathartica 'Williamsii' is a climbing evergreen shrub with large trumpet flowers, ideal for patios and walls in full sun during spring and summer.

Allamanda cathartica 'Williamsii'

Amsonia 'Blue Ice'

Amsonia ciliata

Amsonia hubrichtii

Amsonia jonesii is a clump-forming perennial cultivar of the Amsonia genus, known for its milky sap and elongated, lanceolate leaves. It produces clusters of small, star-like blue flowers at the tips during spring and summer. This deciduous plant thrives in a variety of soil types, including chalk, clay, loam, and sand, provided the soil is fertile, moist but well-drained. Suitable for full sun or partial shade and adaptable to different garden aspects and exposures, it is hardy to UK zone H4 and is ideal for cottage gardens, prairie plantings, and flower borders.

Amsonia jonesii is a hardy perennial with star-like blue flowers in spring and summer, ideal for cottage gardens and flower borders in full sun or partial

Amsonia jonesii

Amsonia tab. var. salicifolia is a named variety within the Amsonia genus in the dogbane family, Apocynaceae. It belongs to the group commonly called bluestars and is treated as a variety of Amsonia tabernaemontana. In the UK it flowers from May to June. The genus is primarily native to North America and was named for the American physician John Amson.

Amsonia tab. var. salicifolia (Bluestar) flowers in the UK from May to June and is a member of the dogbane family Apocynaceae.

Amsonia tab. var. salicifolia

Bluestar (Amsonia tab. var. salicifolia) | Amsonia

Amsonia tabernaemontana, the eastern bluestar, is a North American species of flowering plant in the family Apocynaceae, found in central and eastern North America. It is valued as an ornamental perennial for its pale blue spring flowers, yellow fall foliage, and adaptability to dry, low-input landscapes. It is native to North America, Alabama, Arkansas, Delaware, Georgia and other regions. Mature plants reach roughly 0.5-1 metres tall and 0.1-0.5 metres wide, carrying deciduous foliage. In the garden it prefers full sun and partial shade and most soil types. It tolerates soil of any pH, moist but well-drained conditions and south-facing, east-facing and west-facing aspects.

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

Amsonia tabernaemontana

Amsonia tabernaemontana, the eastern bluestar, is a North American species of flowering plant in the family Apocynaceae, found in central and eastern North America.

Amsonia tabernaemontana 'Short Stack' is a hardy H4 plant with blue spring and summer flowers, ideal for cottage gardens and flower borders.

Amsonia tabernaemontana 'Short Stack'

Amsonia tabernaemontana 'Storm Cloud'

Amsonia tabernaemontana var. salicifolia

Araujia angustifolia is a climbing evergreen shrub belonging to the genus Araujia, known for its twisting stems rich in white latex. It thrives in full sun or partial shade and prefers sheltered, south- or west-facing aspects. This cultivar grows well in fertile, well-drained soils including chalk, clay, loam, and sand, with a range of pH levels from acid to alkaline. Suitable for Mediterranean climates and city or courtyard gardens, it flowers in spring and summer, producing fragrant, salver-shaped flowers in umbels at the leaf axils.

Araujia angustifolia thrives in full sun or partial shade, perfect for Mediterranean climates and city gardens, blooming in spring and summer.

Araujia angustifolia

Araujia sericifera is a perennial vining plant in the genus Araujia, of the family Apocynaceae, that is native to South America. The species was described in 1817 by the Portuguese botanist Félix de Avelar Brotero. The synonym Araujia hortorum is in more frequent use in New Zealand. It was introduced to Europe and other areas as an ornamental plant, but it is now considered a noxious weed. Grow it in full sun and partial shade and most soil types. In UK gardens it is tender and needs frost-free protection over winter (RHS H2). It works well for mediterranean climate plants, city and courtyard gardens and wall side borders. It tolerates soil of any pH, moist but well-drained, well-drained conditions and south-facing and west-facing aspects. Plant in fertile, well-drained soil. Provide support.

Araujia hortorum is a climbing shrub belonging to the Apocynaceae family. This species features twisting stems filled with white latex and pairs of simple leaves. Its fragrant flowers cluster in umbels at the leaf axils, eventually developing into large, inflated fruits that contain silky-tufted seeds.

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

Araujia hortorum

Ascelpias verticillata is a taxon in the genus Asclepias within the Apocynaceae family. It flowers from July to September. Gardeners should consult supplier or botanical notes for details of habit and cultivation, as requirements can vary between plants labelled under a single botanical name. Plan for the summer flowering period when siting the plant in the garden.

Ascelpias verticillata flowers from July to September and belongs to the Apocynaceae family.

Ascelpias verticillata

Ascelpias verticillata | Summer-flowering Asclepias

Asclepias curassavica 'Silky Red' is a bushy, deciduous herbaceous perennial belonging to the genus Asclepias, known for its unique clusters of small flowers arranged in umbels. This cultivar thrives in full sun on south- or west-facing, sheltered sites with fertile, moist but well-drained loam soil of neutral pH. Hardy to UK zone H4, it is suitable for city and courtyard gardens, cottage and informal gardens, as well as flower borders and beds. Propagation can be achieved through seed, division, or root basal cuttings in spring, with interest primarily in spring and summer.

Asclepias curassavica 'Silky Red' is a bushy, deciduous perennial with unique flower clusters, thriving in full sun and ideal for borders and cottage gardens.

Asclepias curassavica 'Silky Red'

Asclepias erosa, part of the Apocynaceae family, is a perennial known for its distinctive flower clusters arranged in an umbel formation. This species produces paired fruits that encase seeds in silky fibers, contributing to its unique reproductive process.

Asclepias erosa

Asclepias hirtella, commonly called the tall green milkweed, is a species of flowering plant in the milkweed genus and dogbane family (Apocynaceae). It is native to Canada and the United States, where its range is concentrated in the Midwest and Upper South.

Asclepias hirtella, or tall green milkweed, thrives in full sun and is ideal for cottage gardens and prairie plantings, hardy to RHS H4.

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

Asclepias hirtella

Asclepias incarnata, the swamp milkweed, rose milkweed, rose milkflower, swamp silkweed, or white Indian hemp, is a herbaceous perennial plant species native to North America. It grows in damp through wet soils and also is cultivated as a garden plant for its flowers, which attract butterflies and other pollinators with nectar.

Asclepias incarnata, or swamp milkweed, is a hardy perennial thriving in full sun and damp soils, ideal for cottage and prairie gardens.

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

Asclepias incarnata

Asclepias speciosa is a milky-sapped perennial plant in the dogbane family (Apocynaceae), known commonly as the showy milkweed and is found in the western half of North America. It is native to North America, Alberta, Arizona, British Columbia, California and other regions. In the garden it prefers full sun and most soil types. In UK gardens it is hardy through an average UK winter (RHS H4). Suggested uses include city and courtyard gardens, cottage and informal garden and prairie planting. It tolerates soil of any pH, moist but well-drained, poorly-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Asclepias speciosa is a member of the Apocynaceae family, characterized by its perennials and subshrubs that can be either evergreen or deciduous. This species showcases simple leaves and clusters of uniquely shaped flowers grouped in umbel formations, followed by paired fruits that house seeds wrapped in silky fibers.

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

Asclepias speciosa

Asclepias syriaca, commonly called common milkweed, butterfly flower, silkweed, silky swallow-wort, and Virginia silkweed, is a species of flowering plant. It is native to southern Canada and much of the United States east of the Rocky Mountains, excluding the drier parts of the prairies. It is in the genus Asclepias, the milkweeds. It grows in sandy soils as well as other kinds of soils in sunny areas. Grow it in full sun and most soil types. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens, cottage and informal garden and prairie planting. It tolerates soil of any pH, moist but well-drained, poorly-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Common milkweed (Asclepias syriaca) is a member of the Apocynaceae family, characterized by its simple leaves and distinctive cluster of flowers that form an umbel. This perennial produces paired fruits filled with seeds wrapped in silky fibers, making it a vital component of its ecosystem. Also known as common silkweed, silk grass, and silky swallow wort, it plays a crucial role in supporting local wildlife.

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

Asclepias syriaca

Asclepias tuberosa, commonly known as butterfly weed or pleurisy root, is a species of milkweed native to eastern and southwestern North America. It is commonly known as butterfly weed because of the butterflies that are attracted to the plant by its color and its copious production of nectar.

Asclepias tuberosa, or butterfly weed, thrives in full sun and attracts butterflies, ideal for wildflower meadows, cut flowers, and borders, hardy to H4.

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

Asclepias tuberosa

Asclepias tuberosa subsp. interior is a bushy, deciduous herbaceous perennial belonging to the genus Asclepias, which includes evergreen or deciduous perennials and subshrubs with simple, entire leaves and distinctive clusters of small flowers arranged in umbels. This cultivar thrives in full sun on south- or west-facing, sheltered sites with fertile, moist but well-drained loam soil of neutral pH. Hardy to UK zone H4, it is suitable for city and courtyard gardens, cottage and informal gardens, as well as flower borders and beds. Interest is mainly in spring and summer, and propagation can be done by seed, division, or root basal cuttings in spring.

Asclepias tuberosa subsp. interior is a bushy, deciduous perennial with distinctive flower clusters, ideal for full sun in borders and cottage gardens,

Asclepias tuberosa subsp. interior

Asclepias viridis is a species of milkweed, a plant in the dogbane family known by the common names green milkweed, green antelopehorn and spider milkweed. The Latin word viridis means green.

Asclepias viridis, or green milkweed, thrives in full sun and is hardy to RHS H4, ideal for cottage gardens and prairie plantings.

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

Asclepias viridis

Calotropis procera is a species of flowering plant in the family Apocynaceae that is native to Northern and Tropical Africa, Western Asia, South Asia and Indochina (mainland Southeast Asia). It typically reaches a height between 6 feet (1.8 m) to 8 feet (2.4 m), and rarely to as high as 15 feet (4.6 m), and grows in sunny to partly-shaded habitats such as disturbed and overgrazed lands, rangeland, roadsides, river flats and coastal dunes. Its green fruits contain a toxic milky sap that is extremely bitter and turns into a latex-like substance, which is resistant to soap. Although not native to the New World, the plant (and other related milkweed species) has been cultivated, and feeds monarch butterfly caterpillars, in places such as California, Hawaii and the island of Puerto Rico. Plant in well-drained soil in a suitable position. Water during establishment.

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

Calotropis procera

Caralluma acutangula is a clump-forming succulent from the genus Caralluma, belonging to the Apocynaceae family. This ornamental cultivar thrives in full sun on a south-facing, sheltered aspect, preferring well-drained, neutral loam soil with dry moisture conditions. It is hardy to UK zone H4 and is best planted in spring and summer, with watering during establishment. Propagation is achieved through stem cuttings.

Caralluma acutangula is a hardy (H4) ornamental succulent thriving in full sun, offering interest in spring and summer.

Caralluma acutangula

Its basionym is Caralluma burchardii. Apteranthes burchardii is a fleshy and superficially cactus-like plant that belongs to the genus Apteranthes in the subfamily Asclepiadoideae of the family Apocynaceae. This species is native to the Canary Islands archipelago and adjacent Morocco. On the Canary Islands it is found on the islands of Fuerteventura, Lanzarote and Tenerife - specifically, the Tindaya mountains, and La Oliva with more on the Los Lobos Island and on Graciosa. Grow it in full sun and loam soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for ornamental. It tolerates neutral soils, dry conditions and south-facing aspects. Plant in well-drained soil in a suitable position. Water during establishment.

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

Caralluma burchardii

Caralluma lavranii is a clump-forming succulent cultivar within the genus Caralluma, part of the Apocynaceae family. It thrives in full sun on a south-facing, sheltered aspect, preferring fertile, well-drained loam soil with a neutral pH and dry moisture conditions. Hardy to UK zone H4, this ornamental plant is best grown in spring and summer. Propagation is typically achieved through stem cuttings.

Caralluma lavranii is a hardy ornamental succulent for full sun, adding interest with its striking appearance in spring and summer.

Caralluma lavranii

Caralluma solenophora is a clump-forming succulent cultivar within the genus Caralluma, part of the Apocynaceae family. It thrives in full sun on a south-facing, sheltered aspect, preferring dry, fertile, well-drained loam soil with a neutral pH. This ornamental plant is hardy to UK zone H4 and is best propagated by stem cuttings. It is particularly notable in spring and summer, making it a striking addition to gardens suited to its cultivation requirements.

Caralluma solenophora is a hardy H4 succulent with clump-forming growth, thriving in full sun and ideal for ornamental use in spring and summer.

Caralluma solenophora

Caralluma vibratilis is a clump-forming succulent cultivar within the genus Caralluma, part of the Apocynaceae family. It thrives in full sun on a south-facing, sheltered aspect, preferring fertile, well-drained loam soil with a neutral pH and dry moisture conditions. Hardy to UK zone H4, this ornamental plant is best appreciated in spring and summer. Propagation is typically achieved through stem cuttings.

Caralluma vibratilis is a hardy, clump-forming succulent ideal for full sun and fertile, well-drained soil, offering ornamental interest in spring and summer.

Caralluma vibratilis

Carissa spinarum, the conkerberry or bush plum, is a large shrub of the dogbane family (Apocynaceae), widely distributed in tropical regions of Africa, Southern Asia, Australia, and various islands of the Indian Ocean. It is most well known in Australia, where it is also called currant bush or, more ambiguously, native currant or even black currant.

Egyptian carissa is a hardy H4 shrub perfect for hedges or specimens, flowering in spring and summer with full sun preference.

Carissa is a genus of shrubs or small trees native to tropical and subtropical regions of Africa, Australia and Asia. Until recently about 100 species were listed, but most of them have been relegated to the status of synonyms or assigned to other genera, such as Acokanthera.

Carissa edulis

Catharanthus 'Heat Wave White' is a bushy evergreen cultivar of the Catharanthus genus, which includes annual or perennial plants with simple, opposite leaves and five-petalled flowers. This cultivar thrives in full sun and prefers sheltered, south- or east-facing aspects. It grows well in fertile, moist but well-drained soils including chalk, loam, and sand, across a range of pH levels. Suitable for a variety of garden settings such as city courtyards, cottage gardens, gravel gardens, and patios, it is valued for its summer and autumn interest. Propagation is typically by seed sown in early spring or by cuttings taken in late spring or summer.

Catharanthus 'Heat Wave White' is a bushy evergreen thriving in full sun, ideal for patios and borders with summer to autumn blooms.

Catharanthus 'Heat Wave White'

Catharanthus roseus (Albus Group) 'Pacifica Pink' is a bushy, evergreen cultivar of the Catharanthus genus, which includes annuals or perennials with simple, opposite leaves and five-petalled flowers. This cultivar thrives in full sun with a sheltered aspect, preferring fertile, moist but well-drained soils such as chalk, loam, or sand with a range of pH levels. Suitable for a variety of garden settings including city courtyards, gravel gardens, and patios, it is particularly valued for summer and autumn interest. Propagation can be achieved by seed sown in early spring or by cuttings taken in late spring or summer.

Catharanthus roseus (Albus Group) 'Pacifica Pink' is an evergreen, sun-loving plant ideal for patios, borders, and ground cover, flowering in summer and autumn.

Catharanthus roseus (Albus Group) 'Pacifica Pink'

Catharanthus roseus (Albus Group) 'Passion' is a bushy evergreen cultivar of the Catharanthus genus, which includes annual or perennial plants with simple, opposite leaves and five-petalled flowers. This cultivar thrives in full sun with a sheltered aspect, preferring fertile, moist but well-drained soils such as chalk, loam, or sand with a range of pH levels. It is suitable for various garden settings including city and courtyard gardens, gravel gardens, patios, and flower borders. 'Passion' is of interest during summer and autumn and requires protection in the UK as it is hardy to H1C.

Catharanthus roseus (Albus Group) 'Passion' is a bushy evergreen thriving in full sun, ideal for patios, borders, and Mediterranean-style gardens from summer

Catharanthus roseus (Albus Group) 'Passion'

Catharanthus roseus (Roseus Group) 'Pink Panther' is a bushy evergreen cultivar of the Catharanthus genus, which includes annual or perennial plants with simple opposite leaves and five-petalled flowers at branch ends. This cultivar thrives in full sun with a sheltered aspect, preferring fertile, moist but well-drained soils such as chalk, loam, or sand with a range of pH levels. Suitable for city gardens, patios, flower borders, and Mediterranean-style planting, it provides summer and autumn interest. Propagation is by seed sown in early spring or cuttings taken in late spring and summer.

Catharanthus roseus 'Pink Panther' is a bushy evergreen with pink five-petalled flowers, perfect for sunny patios and summer to autumn colour.

Catharanthus roseus (Roseus Group) 'Pink Panther'

Ceropegia is a genus of evergreen climbing perennials in the Apocynaceae family, known for their succulent leaves and distinctive summer flowers. This cultivar thrives in full sun on a south-facing, sheltered aspect, preferring well-drained, neutral loam soil. It is suitable as a houseplant in the UK, requiring protection as it is hardy to H1a. Propagation is achieved through stem cuttings, and the plant remains of interest during the winter season.

Ceropegia is an evergreen climbing perennial with succulent leaves and distinctive summer flowers, ideal as a full-sun houseplant in winter.

Ceropegia is a genus of plants within the family Apocynaceae, native to Africa, southern Asia, and Australia. It was named by Carl Linnaeus, who first described this genus in his Genera plantarum, which appeared in 1737.

Ceropegia

Ceropegia cupulata is a climbing cultivar of the Ceropegia genus, known for its evergreen foliage and unique flower shapes. This plant thrives in full sun with a south-facing, sheltered aspect and prefers well-drained, neutral loam soil. It is best grown as a houseplant in the UK, requiring fertile soil with roots kept in shade. Flowering occurs in spring and summer, and propagation is typically done through stem cuttings. As a member of the Apocynaceae family, it shares the genus's characteristic succulent leaves and distinctive floral display.

Ceropegia cupulata is a full sun houseplant with spring and summer interest, perfect for indoor growing in frost-free conditions (H1a).

Ceropegia cupulata

Ceropegia denticultata is a climbing cultivar of the Ceropegia genus, which comprises evergreen or semi-evergreen perennials with succulent leaves and distinctive summer flowers. This cultivar is evergreen and thrives in full sun with a south-facing, sheltered aspect. It prefers well-drained, neutral loam soil and requires fertile conditions with roots kept in shade. Hardy to UK zone H1a, it is suitable as a houseplant and can be propagated by stem cuttings. Its main seasons of interest are spring and summer.

Ceropegia denticultata is an evergreen climbing houseplant with succulent leaves and distinctive summer flowers, thriving in full sun.

Ceropegia denticulata

Ceropegia dichotoma (Spanish: cardoncillo) is a flowering plant in the genus Ceropegia (Apocynaceae). It is endemic to the Canary Islands, where it grows on Tenerife (Macizo de Anaga, Buenavista del Norte and Barranco del Infierno in Adeje), El Hierro, La Gomera, and La Palma in the Tabaibal-Cardonal zone at up to about 600 m altitude. It was first described in 1812. It can grow up to 1.2 m in height, and is abundant in terrains with good drainage in grainy soil and plenty of sun and prolonged dry climate. Grow it in full sun and loam soil. In UK gardens it needs tropical warmth and glass protection in the UK (RHS H1a). It works well for houseplant. It tolerates neutral soils, well-drained conditions and south-facing aspects. Plant in very well-drained, gritty compost. Full sun.

Ceropegia dichotoma, a member of the Apocynaceae family, belongs to a genus known for its evergreen or semi-evergreen perennials that exhibit a range of growth habits, from upright to trailing. This plant features succulent leaves arranged oppositely and produces uniquely shaped flowers in summer, followed by cylindrical fruits that contain silky, tufted seeds.

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

Ceropegia dichotoma

Ceropegia duplicata is a climbing succulent cultivar within the Ceropegia genus, known for its evergreen foliage and unique summer flowers. As a member of the Apocynaceae family, it thrives best in well-drained, neutral loam soil with a sheltered, south-facing aspect in full sun. This plant is suited for indoor cultivation as a houseplant, requiring fertile soil and shaded roots. Propagation is typically achieved through stem cuttings, with interest peaking during the spring and summer seasons.

Ceropegia duplicata is an evergreen climbing succulent with unique summer flowers, ideal as a full sun houseplant in well-drained soil.

Ceropegia duplicata

Ceropegia leroyi is a climbing cultivar of the Ceropegia genus, which comprises evergreen or semi-evergreen perennials with succulent leaves arranged oppositely. This cultivar thrives in full sun on a south-facing, sheltered aspect, preferring well-drained, neutral loam soil. It is best grown as a houseplant in the UK, requiring fertile soil with roots kept in shade. Flowering occurs in spring and summer, showcasing the genus's distinctive uniquely shaped flowers. Propagation is achieved through stem cuttings, and it is suitable for environments with H1a hardiness.

Ceropegia leroyi is a climbing succulent houseplant with evergreen leaves, thriving in full sun and ideal for spring and summer interest in sheltered spots.

Ceropegia leroyi

Ceropegia rupicola is a climbing evergreen perennial from the Apocynaceae family, native to Saudi Arabia and Yemen. As a member of the Ceropegia genus, it features succulent leaves arranged oppositely and produces uniquely shaped flowers in spring and summer. This cultivar thrives in well-drained, neutral loam soil with fertile conditions, preferring full sun on a south-facing, sheltered aspect. It is suitable as a houseplant in the UK, requiring roots to be kept in shade and can be propagated by stem cuttings. Its UK hardiness rating is H1a.

Ceropegia rupicola is a climbing evergreen succulent with unique flowers, ideal as a full sun houseplant, flowering in spring and summer.

Ceropegia rupicola

Ceropegia zeyheri is a climbing evergreen perennial from the genus Ceropegia, known for its succulent leaves and distinctive summer flowers. This cultivar thrives in full sun with a south-facing, sheltered aspect and prefers well-drained, neutral loam soil. It is hardy to UK zone H1a, making it suitable as a houseplant. The plant benefits from fertile soil with roots kept in shade and can be propagated by stem cuttings. Its main seasons of interest are spring and summer.

Ceropegia zeyheri is an evergreen climbing perennial with succulent leaves and distinctive summer flowers, ideal as a sun-loving houseplant.

Ceropegia zeyheri

Chonemorpha fragrans is an evergreen climbing vine belonging to the genus Chonemorpha in the Apocynaceae family. It thrives in full sun on a south-facing, sheltered aspect and prefers well-drained, neutral loam soil. This cultivar is hardy to UK zone H1b and is best grown as a climber valued for its foliage during spring and summer. For successful cultivation, it should be planted in a suitable position with well-drained soil and watered during establishment. Propagation can be done by seed or cuttings.

Chonemorpha fragrans is a full sun climber with attractive foliage, perfect for spring and summer interest in UK gardens.

Chonemorpha fragrans

Couma macrocarpa, commonly known as lechi-caspi or sorva, is a climbing evergreen plant from the Apocynaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers fertile, well-drained loam soil with a neutral pH. Suitable for ornamental use, this cultivar is best grown under UK hardiness rating H1a. Propagation is typically by cuttings, and it is particularly attractive during the spring and summer seasons.

Lechi-caspi (Couma macrocarpa) thrives in full sun, is RHS H1a hardy, and offers ornamental interest in spring and summer.

Couma macrocarpa

Duvalia is a tufted genus in the Apocynaceae family, known for its deciduous foliage. It thrives in full sun, ideally in a south-facing, sheltered spot with well-drained, neutral loam soil. Suitable for cultivation as houseplants, patio and container plants, rock gardens, or in conservatories and greenhouses, Duvalia requires watering during establishment. It is hardy to UK zone H1a and can be propagated by seed or offsets. This genus is particularly interesting in spring and summer.

Duvalia is a hardy succulent perfect for full sun, ideal for houseplants, patios, and rock gardens, blooming in spring and summer.

Duvalia

Duvalia caespitosa is a species of flowering plant in the family Apocynaceae. It is a small succulent subshrub native to the Cape Provinces and Free State of South Africa and to southern Lesotho.

Duvalia caespitosa is a small succulent from South Africa, ideal for sunny patios and greenhouses, flowering in spring and summer with RHS hardiness H1a.

Duvalia caespitosa

Duvalia elegans is a tufted cultivar of the Duvalia genus, belonging to the Apocynaceae family. It features deciduous foliage and thrives best in full sun with a south-facing, sheltered aspect. This plant prefers fertile, well-drained loam soil with a neutral pH. It is suitable for cultivation in greenhouses, conservatories, rock gardens, patios, and as a houseplant. Duvalia elegans is hardy to UK zone H1a and is most interesting during the spring and summer seasons. Propagation is typically achieved through seed or offsets.

Duvalia elegans thrives in full sun, perfect for houseplants or rock gardens, blooming beautifully in spring and summer with RHS hardiness H1a.

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