Catalpa bungei var. heterophylla is a broad-spreading deciduous tree within the Catalpa genus, known for its large, attractive leaves and upright clusters of bell-shaped flowers that bloom in late summer. This cultivar thrives in full sun with a south-facing, sheltered aspect, preferring fertile, moist but well-drained loam soil of neutral pH. It is hardy in the UK (H6) and is suited to architectural planting. Propagation is typically by softwood cuttings or grafting, with interest primarily in spring and summer.

Catalpa bungei var. heterophylla is a hardy H6 deciduous tree with large leaves and late summer bell-shaped flowers, ideal for architectural planting in full

Catalpa bungei var. heterophylla

Clytostoma was a genus of woody-stemmed vines from tropical America, native to Argentina and the southern part of Brazil. It is now considered a synonym of Bignonia.

Clytostoma trumpet flower is a hardy (H3) climber for full sun, ideal for cottage gardens with spring and summer blooms.

Clytostoma

Eccremocarpus scaber 'Pink Lemonade' is an evergreen climbing cultivar within the Eccremocarpus genus, known for its pinnately divided foliage and terminal racemes of tubular blossoms. It thrives in full sun on south- or west-facing, sheltered aspects, preferring well-drained loam or sandy soils with a pH ranging from acid to alkaline. Hardy to UK zone H3, it is suited to city and courtyard gardens as well as wall-side borders. Cultivation requires fertile soil with roots kept in shade, and propagation is by seed sown in early spring or tip cuttings. Its season of interest spans spring and summer.

Eccremocarpus scaber 'Pink Lemonade' is an evergreen climber with tubular pink flowers, ideal for sunny city gardens and wall borders, flowering in spring and

Eccremocarpus scaber 'Pink Lemonade'

Incarvillea is a genus of about 16 species of flowering plants in the family Bignoniaceae, native to central and eastern Asia, with most of the species growing at high altitudes in the Himalaya and Tibet. The most familiar species is Incarvillea delavayi, a garden plant commonly known as hardy gloxinia or Chinese trumpet flower.

Incarvillea, or hardy gloxinia, is a hardy H5 plant ideal for rock gardens and borders, flowering in spring and summer in full sun.

Incarvillea

Incarvillea altissima is a clump-forming deciduous cultivar within the Incarvillea genus, known for its tubular, trumpet-like blooms. It thrives in full sun on a south-facing, sheltered aspect, preferring well-drained, neutral loam soil. Hardy to UK zone H5, this cultivar is suitable for rock gardens and mixed herbaceous borders. It flowers in summer and autumn, adding seasonal interest to garden settings. Cultivation requires fertile, moist soil, and propagation can be achieved by seed or division.

Incarvillea altissima is a hardy, clump-forming perennial with trumpet-like blooms, ideal for sunny rock gardens and herbaceous borders in summer and autumn.

Incarvillea altissima

Incarvillea beresowskii is a clump-forming deciduous cultivar within the Incarvillea genus, known for its tubular, trumpet-like blooms. It thrives in full sun on a south-facing, sheltered aspect, preferring fertile, well-drained loam soil with a neutral pH. Hardy to UK zone H5, this cultivar is well-suited for rock gardens and mixed herbaceous borders. It is best cultivated in moist soil during summer and autumn, and can be propagated by seed or division.

Incarvillea beresowskii is a hardy H5 deciduous plant with trumpet-like blooms, ideal for rock gardens and herbaceous borders in full sun.

Incarvillea beresowskii

Incarvillea grandiflora is a clump-forming deciduous cultivar within the Incarvillea genus, known for its tubular, trumpet-like blooms. This plant thrives in full sun on a south-facing, sheltered aspect, preferring well-drained, neutral loam soil. Hardy to UK zone H5, it is suitable for rock gardens and mixed herbaceous borders. Incarvillea grandiflora is best planted after the last frost in fertile soil and can be propagated by seed or division, offering seasonal interest throughout spring and summer.

Incarvillea grandiflora is a hardy, clump-forming perennial with trumpet-like blooms, perfect for rock gardens and herbaceous borders in full sun.

Incarvillea grandiflora

Incarvillea himalayensis 'Nyoto Sama' is a clump-forming deciduous cultivar within the Incarvillea genus, known for its tubular, trumpet-like flowers. Suited to full sun and a sheltered, south-facing aspect, it thrives in well-drained, neutral loam soil. Hardy to UK zone H5, this cultivar is ideal for rock gardens and mixed herbaceous borders, offering seasonal interest through summer and autumn. It prefers fertile, moist soil and can be propagated by seed or division.

Incarvillea himalayensis 'Nyoto Sama' is a hardy, clump-forming plant with trumpet-like flowers, perfect for sunny rock gardens and herbaceous borders in

Incarvillea himalayensis 'Nyoto Sama'

Incarvillea sinensis is a clump-forming deciduous cultivar within the Incarvillea genus, known for its tubular, trumpet-like blooms. It thrives in fertile, moist, well-drained loam soil with a neutral pH, ideally in a sheltered, south-facing position in full sun. Hardy to UK zone H5, this cultivar is suitable for rock gardens and mixed herbaceous borders. It offers seasonal interest during summer and autumn and can be propagated by seed or division.

Incarvillea sinensis is a hardy, clump-forming deciduous plant with trumpet-like blooms, perfect for sunny rock gardens and herbaceous borders in summer and

Incarvillea sinensis

Jacaranda caucana is a species of flowering tree first described by Swiss-born botanist Henri François Pittier in 1917. It is native to Costa Rica, Panama, Venezuela and Colombia.

Jacaranda caucana is a flowering tree hardy to H4, ideal for full sun and conservatories, with interest in spring and summer.

Jacaranda caucana

Kigelia africana is a deciduous tree in the Bignoniaceae grown primarily as a specimen tree. It flowers in the UK from July to September. Give it a sunny, south-facing and sheltered position on neutral loam with average moisture. It is classed H5 (hardy) in UK terms.

A deciduous specimen tree from tropical Africa that flowers July to September; best in a sheltered, south-facing position on neutral loam.

Kigelia is a genus of flowering plants in the trumpet vine family Bignoniaceae. The genus consists of only one species, Kigelia africana, syn.

Kigelia africana

Sausage tree (Kigelia africana) | Specimen tree

Mansoa alliacea, commonly known as bejuco de ajo, is a bushy evergreen cultivar from the Bignoniaceae family. It thrives in full sun and prefers a sheltered south- or west-facing aspect. This plant grows best in fertile, well-drained loam or sandy soils with a pH that can be acid, alkaline, or neutral. Suitable for conservatories, greenhouses, patios, containers, rock and gravel gardens, as well as cottage and informal gardens, it is hardy to H1a and is of particular interest during spring and summer. Propagation is possible by seed or stem cuttings.

Mansoa alliacea, or bejuco de ajo, is a bushy evergreen thriving in full sun, ideal for conservatories and patios with spring to summer interest.

Mansoa alliacea

Parmentiera aculeata, commonly known as cat or cow okra, is a deciduous tree in the Bignoniaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers fertile, well-drained loam soil with a neutral pH. This cultivar is best suited for cultivation in conservatories or greenhouses in the UK, where it can be protected from cold temperatures (H1b hardiness). It is propagated by seed or cuttings and is of particular interest during the spring and summer seasons.

Parmentiera aculeata, or cat, is a deciduous tree ideal for conservatories, thriving in full sun with spring to summer interest and H1b hardiness.

Parmentiera aculeata

Phaedranthus buccinatorius is a tufted evergreen cultivar within the genus Phaedranthus, part of the Bignoniaceae family. It thrives in full sun on a south-facing, sheltered aspect, preferring moist but well-drained loam soil with a neutral pH. Hardy to UK zone H4, this plant is suitable for architectural features, patio and container planting, as well as flower borders and beds. It is best planted in well-drained soil with watering during establishment and can be propagated by sowing spores as soon as they are ripe. Its main seasons of interest are spring and summer.

Phaedranthus buccinatorius thrives in full sun, is hardy to RHS H4, and perfect for architectural, patio, and flower border planting in spring and summer.

Phaedranthus buccinatorius

Spathodea campanulata is an evergreen tree used as a specimen in large gardens and parks. It is native to several African countries, including Cameroon, Uganda and Tanzania, and has a seasonal display in spring and summer. In UK conditions it prefers a south-facing, sheltered position on neutral loam kept moist and in full sun. Classified H4 (average) for UK hardiness, it is best placed where winters are not extreme.

An evergreen specimen tree, Spathodea campanulata suits sheltered, south-facing positions in large UK gardens and parks.

Spathodea is a genus in the plant family Bignoniaceae. The single species it contains, Spathodea campanulata, is commonly known as the African tulip tree or the Nandi Flame.

Spathodea campanulata

African tulip tree (Spathodea campanulata) | Specimen tree

Stereospermum suaveolens is a deciduous tree belonging to the Bignoniaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers fertile, well-drained loam soil with a neutral pH. This cultivar is suitable for cultivation in conservatories, greenhouses, and indoor spaces in the UK, where it requires protection due to its H1b hardiness rating. It is propagated by seed or semi-ripe cuttings and is particularly notable during the spring and summer seasons.

Stereospermum suaveolens is a deciduous tree ideal for conservatories and greenhouses, flowering in spring and summer with full sun preference.

Stereospermum suaveolens

Tabebuia haemantha, commonly known as roble cimarron, is a deciduous tree belonging to the Bignoniaceae family. It has an upright habit and thrives best in full sun with a south-facing, sheltered aspect. This tree prefers fertile, well-drained loam soil with a neutral pH. Suitable as a specimen or ornamental tree, it is noted for its interest during spring and summer. In the UK, it requires protection as it is hardy to H1b and can be propagated by seed or grafting.

Tabebuia haemantha (roble cimarron) is a hardy specimen tree for full sun, offering ornamental interest in spring and summer.

Tabebuia haemantha

Tabebuia heterophylla is a species of tree native to the Caribbean, and is also cultivated elsewhere. It is also known as roble blanco, pink manjack, pink trumpet tree, white cedar, and whitewood.

Pink cedar (Tabebuia heterophylla) is a hardy ornamental specimen tree with vibrant spring and summer blooms, perfect for full sun UK gardens.

Tabebuia heterophylla

Tabebuia rosea is a deciduous, upright tree that produces a conspicuous flush of pink trumpet-shaped flowers. Native to Central and northern South America, it is grown as a specimen or ornamental tree. In the UK it flowers from May to July and sheds its leaves outside the growing season. It prefers full sun and a south-facing, sheltered position in neutral loam with good drainage.

A deciduous ornamental tree producing pink trumpet blooms from May to July; prefers full sun, neutral loam and a south-facing sheltered site.

Tabebuia is a genus of flowering plants in the family Bignoniaceae. Tabebuia consists almost entirely of trees, but a few are often large shrubs.

Tabebuia rosea

Pink Trumpet Tree (Tabebuia rosea) | Specimen Tree

Tabebuia serratifolia, commonly known as curarire or yellow poui, is a deciduous tree with an upright habit belonging to the genus Tabebuia. It thrives in full sun on a south-facing, sheltered aspect and prefers fertile, well-drained loam soil with a neutral pH. This tree is suitable as a specimen or ornamental tree, offering seasonal interest in spring and summer. In the UK, it requires protection as it is hardy to H1b. Propagation is typically by seed or grafting.

Curarire (Tabebuia serratifolia) is a hardy specimen tree for full sun, offering stunning spring and summer ornamental interest in UK gardens.

Tabebuia serratifolia

Tecoma, commonly known as trumpet bush or yellow bells, is a genus of evergreen or semi-evergreen shrubs and small trees within the Bignoniaceae family. These plants feature pinnately compound leaves and clusters of trumpet-shaped flowers that appear at the ends of branches, typically in spring and summer. Suited to full sun and sheltered, south-facing aspects, Tecoma thrives in fertile, well-drained loam with a neutral pH. Hardy to UK zone H4, it is often used for hedging and ornamental plantings, and can be propagated by softwood or semi-ripe cuttings during the warmer months.

Tecoma, or trumpet bush, is a hardy evergreen shrub with trumpet-shaped flowers, ideal for hedging and ornamental planting in full sun from spring to summer.

Tecoma

Tecoma capensis 'Apricot' is a bushy evergreen shrub cultivar of the Tecoma genus, which includes shrubs, trees, and climbers with pinnately compound leaves and clusters of funnel-shaped flowers. This cultivar thrives in full sun on a south-facing, sheltered aspect, preferring fertile, moist but well-drained loam soil with neutral pH. Suitable for city and courtyard gardens, patios, containers, conservatories, and greenhouses, it requires support when grown as a climber. Tecoma capensis 'Apricot' is hardy to H1c and is propagated by seed sown in spring or semi-hardwood cuttings in summer.

Tecoma capensis 'Apricot' is an evergreen shrub with funnel-shaped flowers, ideal for full sun in conservatories and winter interest in city gardens.

Tecoma capensis 'Apricot'

Tecoma capensis 'Lutea' is a cultivar of the Tecoma genus, which comprises evergreen shrubs, trees, and climbers with pinnately compound leaves and clusters of funnel- or trumpet-shaped flowers. This cultivar grows as a shrub or small tree with evergreen or semi-evergreen foliage. It thrives in full sun on a south-facing, sheltered aspect, preferring fertile, well-drained loam soil with a neutral pH. Suitable for hedging and ornamental plantings, it is hardy to UK zone H4 and is best propagated by softwood cuttings in late spring or semi-ripe cuttings in summer.

Tecoma capensis 'Lutea' is an evergreen shrub with trumpet-shaped flowers, ideal for hedging and ornamental planting in full sun, flowering spring to summer.

Tecoma capensis 'Lutea'

Tecomanthe montana is a vigorous climber belonging to the genus Tecomanthe in the Bignoniaceae family. It features glossy, pinnate leaves and thrives best in full sun with a south-facing, sheltered aspect. Suitable for well-drained, neutral loam soils, it is hardy to UK zone H4. This cultivar is ideal for growing in conservatories or sheltered gardens, particularly valued for its interest during spring and summer. Cultivation involves planting in well-drained soil with watering during establishment, and propagation can be achieved through cuttings, layering, or seed.

Tecomanthe montana is a hardy H4 climber perfect for full sun, ideal for conservatories and sheltered gardens with spring and summer interest.

Tecomanthe montana

Tecomaria capensis subsp. capensis is an evergreen climbing plant from the Bignoniaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers fertile, well-drained soils such as loam, sand, or chalk with a range of pH levels. Suitable for city and courtyard gardens, patios, containers, and wall-side borders, it is hardy under glass in the UK (H1c). This cultivar is best propagated by seed, layering, or semi-hardwood cuttings and provides seasonal interest in spring and summer.

Tecomaria capensis subsp. capensis thrives in full sun, ideal for city gardens and patios, flowering in spring and summer with RHS hardiness H1c.

Tecomaria capensis subsp. capensis

×Chitalpa is an intergeneric hybrid flowering tree in the family Bignoniaceae. There are two major forms in North America, the 'Morning Cloud' a hybrid of desert willow for desert hardiness and color, and northern catalpa, and the 'Pink Dawn' variety formed as a hybrid of desert willow and either yellow catalpa or northern catalpa.

×Chitalpa is a hardy H6 flowering tree for full sun, ideal for cottage gardens and wildlife areas with spring and summer interest.

x Chitalpa

x Chitalpa tashkentensis 'Pink Cloud' is a climbing deciduous tree cultivar within the Chitalpa genus, known for its elongated, pointed dark green leaves and large, ruffled blooms. This cultivar produces substantial pink flowers with striped throats, typically appearing in summer and autumn. It thrives in fertile, moist but well-drained loam soil with a neutral pH, ideally in a sheltered, south-facing position with full sun exposure. Suitable for cottage and informal gardens, wildlife gardens, and wall side borders, it is hardy to UK zone H6 and can be propagated through various cutting and budding methods.

Chitalpa tashkentensis 'Pink Cloud' is a hardy climbing tree with large pink striped flowers, ideal for sunny cottage and wildlife gardens in spring and summer.