Ceanothus 'A. T. Johnson' is an evergreen shrub with vibrant blue flowers, ideal for adding summer colour and attracting pollinators in mild UK gardens.

Ceanothus is a genus of about 50–60 species of nitrogen-fixing shrubs and small trees in the buckthorn family (Rhamnaceae). Common names for members of this genus are buckbrush, California lilac, soap bush, or just ceanothus.

Ceanothus 'A. T. Johnson'

Ceanothus 'Autumnal Blue' is a cultivar of the genus Ceanothus, which comprises fast-growing shrubs or small trees known for their nitrogen-fixing ability. This cultivar is suited to full sun and a sheltered, south-facing aspect, thriving in well-drained, neutral loam soils. As an evergreen or deciduous plant with simple leaves, it is hardy to UK zone H4 and can be used effectively as wall-trained plants, border shrubs, informal hedges, or ground cover. Propagation is typically by semi-ripe cuttings or seed.

Ceanothus 'Autumnal Blue' is a hardy evergreen shrub with vibrant blue flowers, perfect for late-season colour in UK gardens.

Ceanothus 'Autumnal Blue'

Ceanothus 'Blue Jeans' (Blue Jeans Ceanothus) is a cultivar of the Ceanothus genus, which comprises nitrogen-fixing shrubs and small trees in the buckthorn family (Rhamnaceae). This shrub thrives in full sun or partial shade and prefers well-drained, neutral to alkaline soil in a sheltered position. It is drought tolerant once established and is suitable for borders, hedging, ground cover, and coastal gardens. Light pruning after flowering helps maintain its shape and encourages bushiness.

Blue Jeans Ceanothus is a hardy H4 shrub ideal for borders, hedging, and coastal gardens, thriving in full sun or partial shade.

Ceanothus 'Blue Jeans'

A compact, evergreen shrub with dense, rounded form and small, glossy green leaves. Produces abundant clusters of bright blue flowers in spring.

Blue Mound Ceanothus is a compact evergreen shrub with bright blue spring flowers, ideal for borders, rock gardens, and coastal, drought-tolerant sites.

Ceanothus 'Blue Mound'

Ceanothus 'Burkwoodii' (Burkwood Ceanothus) is a shrub cultivar within the Ceanothus genus, known for nitrogen-fixing shrubs and small trees in the buckthorn family (Rhamnaceae). This cultivar thrives in full sun or partial shade, favouring a sheltered, south-facing aspect with well-drained, neutral to alkaline soil. It tolerates both dry and moist conditions and is hardy to UK zone H4. Suitable for borders, hedging, or ground cover, it prefers well-drained soil and benefits from light pruning after flowering to maintain its shape.

Ceanothus 'Burkwoodii' is a hardy H4 shrub ideal for borders, hedging, or ground cover, thriving in full sun or partial shade.

Ceanothus 'Burkwoodii'

Ceanothus 'Eleanor Taylor' is an evergreen, well-branched, spreading shrub in the Rhamnaceae grown as a Californian lilac and valued for its spring–summer flowering. It carries year-round foliage and produces its main bloom between April and July. Plant it in a sunny, south- or west-facing, sheltered spot with freely draining loam or sandy soil. Its hardiness rating is H4 (average for UK gardens), making it suitable for many outdoor sites.

Ceanothus 'Eleanor Taylor' is an evergreen Californian lilac that flowers April to July and suits south- or west-facing, well-drained sites.

Ceanothus 'Eleanor Taylor'

Californian lilac 'Eleanor Taylor' | April–July flowering

Ceanothus 'Gerda Isenberg' is an evergreen cultivar of the Ceanothus genus, which comprises shrubs and small trees known for their simple leaves and clusters of small flowers. This cultivar has a bushy, spreading branched habit and thrives in full sun, particularly in sheltered, south- or west-facing positions. It prefers fertile, well-drained loam or sandy soils with a range of pH levels from acid to alkaline. Hardy to UK zone H4, it is suitable for city gardens, coastal areas, and informal or wildlife-friendly borders, offering seasonal interest in spring and summer.

Ceanothus 'Gerda Isenberg' is an evergreen shrub with a bushy habit, perfect for sunny city and coastal gardens, flowering in spring and summer.

Ceanothus 'Gerda Isenberg'

Ceanothus 'Madagascar' is a mat-forming, spreading-branched evergreen in the Rhamnaceae family, valued for its dense, low growth. It flowers from April to July. Plant it in a sunny, sheltered spot on well-drained loam or sand and favour south- or west-facing positions. Its habit makes it suited to filling ground-level spaces where a spreading cover is wanted.

Ceanothus 'Madagascar' is a mat-forming evergreen that flowers April to July and suits sunny, sheltered, well-drained south- or west-facing sites.

Ceanothus 'Madagascar'

California Lilac (Ceanothus 'Madagascar') | Mat-forming

Ceanothus arboreus is a species of perennial shrub to small tree in the family Rhamnaceae, commonly known as the feltleaf ceanothus, island ceanothus, and island mountain lilac. It is the largest member of the California lilacs (the Ceanothus genus), and is characterized with glossy, dark green foliage that is adorned by pale blue to white flowers in bloom. It is endemic to the Channel Islands of California and Guadalupe Island in Mexico, only being re-discovered on Guadalupe Island after the elimination of feral goats. Grow it in full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Felt-leaf ceanothus (Ceanothus arboreus) is part of the Rhamnaceae family, encompassing either evergreen or deciduous shrubs and small trees that feature simple leaves and small clusters of flowers. This species is also known as Catalina ceanothus or Catalina mountain lilac, and it is recognized for its rapid growth and distinctive felt-like leaf texture.

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

Ceanothus arboreus

Felt-leaf ceanothus | Ceanothus arboreus

Ceanothus arboreus is a species of perennial shrub to small tree in the family Rhamnaceae, commonly known as the feltleaf ceanothus, island ceanothus, and island mountain lilac. It is the largest member of the California lilacs, and is characterized with glossy, dark green foliage that is adorned by pale blue to white flowers in bloom.

Ceanothus arboreus 'Owlswood Blue' is a hardy, evergreen shrub ideal for sunny UK gardens, offering vibrant spring and summer blooms for borders and wildlife

Ceanothus arboreus 'Owlswood Blue'

Ceanothus crassifolius is a species of flowering shrub known by the common name hoaryleaf ceanothus. This Ceanothus is found throughout the coastal mountain ranges of the southern half of California, and its range extends into Baja California. In the wild it grows across North America, California, Mexican Pacific Is. and Mexico Northwest. Grow it in full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Ceanothus crassifolius, commonly known as hoary-leaf ceanothus, is a member of the Rhamnaceae family. This evergreen shrub features simple leaves and produces clusters of flowers, embodying the rapid growth typical of the Ceanothus genus, though it usually has a shorter lifespan.

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

Ceanothus crassifolius

Hoary-leaf ceanothus | Ceanothus crassifolius

Ceanothus fendleri (Fendler['s] ceanothus, Fendler['s] buckbrush, deer brier) is a species of flowering shrub native to northern Mexico, Arizona, New Mexico, west Texas and the northeastern Texas panhandle, Utah, Colorado, eastern Wyoming, and western South Dakota. Its typical habitat is pine forests from 1,500 to 3,000 meters (4,900 to 9,800 ft) in altitude. Grow it in full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Ceanothus fendleri, a member of the Rhamnaceae family, is part of a group of shrubs and small trees that may be either evergreen or deciduous. This species is recognized for its simple leaves and clusters of flowers, along with its rapid growth, although its lifespan tends to be relatively short.

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

Ceanothus fendleri

Ceanothus griseus is a species of flowering shrub known by the common names Carmel ceanothus and Carmel creeper. 'Carmel' refers to the Carmel-by-the-Sea region in California.

Carmel creeper (Ceanothus griseus var. horizontalis) is a hardy, spring-summer flowering shrub ideal for coastal and courtyard gardens in full sun.

Ceanothus griseus var. horizontalis

Carmel creeper | Ceanothus griseus var. horizontalis

Ceanothus incanus, commonly known as coast whitethorn, is an evergreen shrub belonging to the Rhamnaceae family. It has a bushy, spreading branched habit and thrives in full sun on south- or west-facing, sheltered aspects. This cultivar prefers well-drained loam or sandy soils with a pH ranging from acid to alkaline. Hardy to UK zone H4, it is suitable for city and courtyard gardens, coastal and cottage gardens, as well as wildlife-friendly and flower borders. It is best planted in well-drained soil and can be propagated by semi-hardwood cuttings in mid to late summer.

Ceanothus incanus (coast whitethorn) is an evergreen shrub with a bushy habit, ideal for sunny, sheltered spots and winter interest in UK gardens.

Ceanothus incanus

Coast whitethorn | Ceanothus incanus

Ceanothus integerrimus, known by the common name deer brush, is a species of woody shrub in the family Rhamnaceae, native to the western United States in Arizona, New Mexico, California, Oregon, and Washington. It grows in montane chaparral and woodlands regions, in hardwood forests, and in fir, spruce, and Ponderosa pine plant communities, being most abundant in the California chaparral and woodlands and Sierra Nevada. In the garden it prefers full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). Suggested uses include city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Ceanothus integerrimus, commonly known as deer brush or beauty of the sierras, is a member of the Rhamnaceae family and features simple leaves along with clusters of small flowers. This species is recognized for its swift growth, making it a notable choice among the various shrubs and small trees in the Ceanothus genus.

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

Ceanothus integerrimus

Deer brush | Ceanothus integerrimus

Ceanothus papillosus, the wartleaf ceanothus, is a species of plant in the genus Ceanothus. It is endemic to California, where it grows in open habitat on the slopes of the coastal mountain ranges, such as woodland and chaparral.

Ceanothus papillosus, wart leaf ceanothus, thrives in full sun with RHS H4 hardiness, ideal for winter interest in coastal and wildlife gardens.

Ceanothus papillosus

Wart leaf ceanothus | Ceanothus papillosus

Ceanothus parryi, with the common name Parry ceanothus, is a species of shrub in the buckthorn family Rhamnaceae. It is native to Oregon and northern California, where it grows in the canyons of coastal mountain ranges. Grow it in full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Ceanothus parryi is a member of the Rhamnaceae family, recognized for its quick growth and unique structure. This species features simple leaves and forms clusters of small flowers, typical of the Ceanothus genus, which includes both evergreen and deciduous shrubs and small trees.

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

Ceanothus parryi

Ceanothus purpureus, with the common name Napa ceanothus and hollyleaf ceanothus, is a species of shrub in the family Rhamnaceae. It is endemic to northern California, where it is known only from the Inner North Coast Ranges north of the Bay Area, mainly in Sonoma and Napa Counties.

Ceanothus purpureus 'Mount George' is a hardy H4 shrub ideal for sunny city and coastal gardens, flowering in spring and summer to attract wildlife.

Ceanothus purpureus 'Mount George'

Ceanothus spinosus, with the common names greenbark and redheart, is a species of Ceanothus. It is native to southern California and northern Baja California, where it grows in the scrub and chaparral of the coastal mountain ranges. In the garden it prefers full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). Suggested uses include city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Ceanothus spinosus, commonly known as green bark ceanothus or red heart ceanothus, is a member of the Rhamnaceae family. This evergreen shrub is recognized for its simple leaves and clusters of small flowers, typically growing rapidly, though it generally has a shorter lifespan.

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

Ceanothus spinosus

Green bark ceanothus | Ceanothus spinosus

Ceanothus thyrsiflorus, known as blueblossom or blue blossom ceanothus, is an evergreen shrub in the buckthorn family Rhamnaceae that is endemic to Oregon and California in the US. The terms 'Californian lilac' and 'Mountain lilac' are also applied to this and other varieties of ceanothus, though it is not closely related to Syringa, the true lilac.

Skylark California lilac is an evergreen shrub ideal for borders and coastal gardens, thriving in full sun and hardy to RHS H5.

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

Ceanothus thyrsiflorus 'Skylark'

Carmel Creeper (Ceanothus thyrsiflorus repens) is an evergreen shrub ideal for groundcover and erosion control, thriving in full sun and hardy to H5.

Ceanothus thyrsiflorus repens

Ceanothus velutinus, with the common names snowbrush ceanothus, red root, tobacco brush, and sticky laurel, is a species of shrub in the family Rhamnaceae. It is native to western North America from British Columbia to California to Colorado. Grow it in full sun and loam and sand soil. In UK gardens it is hardy through an average UK winter (RHS H4). It works well for city and courtyard gardens, coastal, cottage and informal garden, wildlife gardens, wall side borders and flower borders and beds. It tolerates soil of any pH, well-drained conditions and south-facing and west-facing aspects. Plant in well-drained soil in sun or partial shade.

Ceanothus velutinus, commonly known as tobacco brush, is a member of the Rhamnaceae family. This deciduous shrub features simple leaves and is noted for its quick growth rate, although it typically has a shorter lifespan.

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

Ceanothus velutinus

Tobacco brush | Ceanothus velutinus

Ceanothus x delileanus 'Boule Bleue' is an evergreen cultivar of the Ceanothus genus, which comprises shrubs and small trees known for their simple leaves and clusters of small flowers in shades of blue, pink, or white. This particular cultivar has a bushy, spreading branched habit and thrives in full sun, ideally in a sheltered, south- or west-facing position. It prefers fertile, well-drained loam or sandy soils of any pH and is hardy to UK zone H4. 'Boule Bleue' is suitable for a variety of garden settings including city gardens, coastal areas, and wildlife-friendly spaces, with interest mainly in spring and summer.

Ceanothus x delileanus 'Boule Bleue' is an evergreen shrub with blue flowers, hardy to H4, perfect for sunlit city, coastal, and cottage gardens in spring and

Ceanothus x delileanus 'Boule Bleue'

Ceanothus x delileanus 'Monsieur Verlot' is an evergreen cultivar of the Ceanothus genus, which includes shrubs and small trees known for their simple leaves and clusters of small flowers. This bushy, spreading-branched plant thrives in full sun with a south- or west-facing, sheltered aspect. It prefers fertile, well-drained loam or sandy soils across a range of pH levels and is hardy to UK zone H4. Suitable for various garden settings including city, coastal, cottage, and wildlife gardens, it offers seasonal interest in spring and summer.

Ceanothus x delileanus 'Monsieur Verlot' is an evergreen shrub with spring and summer flowers, ideal for full sun and versatile garden uses including coastal

Ceanothus x delileanus 'Monsieur Verlot'

Ceanothus x lobbianus is a bushy, spreading branched evergreen shrub belonging to the genus Ceanothus, which includes both evergreen and deciduous shrubs and small trees known for their simple leaves and clusters of small flowers. This cultivar thrives in full sun with a south or west-facing aspect and prefers sheltered locations with well-drained loam or sandy soils of varying pH. Hardy to UK zone H4, it is suitable for a range of garden settings including city, courtyard, coastal, cottage, and wildlife gardens. It is best grown in fertile, well-drained soil and can be propagated from semi-hardwood cuttings taken in mid to late summer.

Ceanothus x lobbianus is a bushy evergreen shrub with clusters of small flowers, ideal for sunny city gardens and coastal borders, flowering in spring and

Ceanothus x lobbianus

Ceanothus x pallidus 'Gladiateur' is an evergreen shrub cultivar of the Ceanothus genus, known for its bushy, spreading branched habit. This plant thrives in full sun and prefers a sheltered position with well-drained loam or sandy soil, tolerant of a range of soil pH levels from acid to alkaline. Hardy to UK zone H4, it is suitable for various garden settings including city, coastal, cottage, and wildlife gardens. Its season of interest spans spring and summer, reflecting the genus's characteristic clusters of small flowers and rapid growth.

Ceanothus x pallidus 'Gladiateur' is an evergreen shrub with a bushy habit, ideal for full sun and sheltered UK gardens, flowering in spring and summer.

Ceanothus x pallidus 'Gladiateur'

Ceanothus x pallidus 'La Géant' is a mat-forming, spreading-branched evergreen in the Rhamnaceae that forms a low, wide cover. It flowers from April to July. It prefers full sun on well-drained loam or sand and tolerates acid to alkaline soils. Suitable uses include border planting, ground cover or low informal hedging in sheltered, south- or west-facing positions.

Ceanothus x pallidus 'La Géant' is a mat-forming evergreen that flowers April to July and favours well-drained loam or sand in sheltered, south- or.

Ceanothus x pallidus 'La Géant'

Ceanothus x pallidus 'La Géant' | mat-forming evergreen

Colletia spinosa is a bushy, deciduous shrub belonging to the genus Colletia, known for its spiny branches and sparse foliage. It produces small, tubular flowers with a pleasant fragrance, typically blooming in late summer or autumn. This cultivar thrives in full sun on a south-facing, sheltered aspect, preferring fertile, moist but well-drained loam soil with a neutral pH. Hardy to UK zone H4, it is suitable for architectural planting, rock gardens, flower borders, and wall side borders. Propagation is best done by semi-ripe cuttings of short sideshoots in late summer.

Colletia spinosa is a bushy, deciduous shrub with spiny branches and fragrant tubular flowers blooming in late summer and autumn, ideal for rock gardens and

Colletia spinosa

Frangula rupestris is a bushy, deciduous shrub belonging to the genus Frangula, which includes both shrubs and trees known for their simple leaves that often turn vibrant colours in autumn. This cultivar thrives in fertile, well-drained soil and can be grown in full sun or partial shade, favouring sheltered positions. It is hardy to UK zone H7 and is suitable for a variety of soil types including chalk, clay, loam, and sand, with a preference for moist but well-drained conditions. Frangula rupestris is valued for its small yellowish flowers in spring and summer, followed by berries, making it ideal for hedging, wildflower meadows, and wildlife gardens.

Frangula rupestris is a hardy deciduous shrub ideal for hedging and wildlife gardens, with vibrant autumn leaf colour and interest in spring and summer.

Frangula rupestris

Ziziphus jujuba (French jujube) is a deciduous shrub or small tree belonging to the genus Ziziphus in the Rhamnaceae family. It thrives in full sun with a south-facing, sheltered aspect and prefers dry, neutral loam soil. Hardy to UK zone H4, this cultivar is valued both as a fruit tree and an ornamental plant. It is best propagated by seed or root suckers and offers seasonal interest during spring and summer.

Jujube (Ziziphus jujuba) is a hardy H4 fruit tree and ornamental, thriving in full sun with interest in spring and summer.