Scientific name - Ceanothus thyrsiflorus
Popular names - blue-blossom, bluebrush, blue-Myrtle, Californian-lilac, céanothe thyrsiflore, Lilas Bleu de Californie.
Distribution and Habitat - originating in North America, California, dominates the coastal areas up to 600 m altitude.
Description - shrub or small tree, evergreen, 1-4 m high. Prostrata strain or upward. Green stalk, glabra, thin, flexible, geniculati. Leaves 2-6 cm long, oblong-elliptic, top obtuse or acute, margin fine teeth 3 ribs prominent upper front glabra, 12-15 mm long stalks. Panic blossom simple or compound, 4-8 cm long, peduncle elongate, flowers pale to dark blue, rarely white. Blooms in April-June. Capsule 3 mm wide, U.S.or lobate, smooth. Pollination made by bees, Apis sp ..
Growth rate - in the first year increases quickly, then increase slowly.
Tolerances - drought, heat, salinity and sandy soils, neutral or slightly alkaline. It tolerates low soil drainage and very wet.
Requirements - soil well-drained, fertile, sunny.
Management - is easy transplanteaza late autumn or spring. It is clipped in April to maintain a compact crown.
Propagation - by seeds or seedlings. Fresh seeds give better results than those stored a year or two. The stored should laminated, or applied to water treatment ͦ 82-93 C for 24 hours.
Potting-up is done with cuttings from new growth semilignificati. Green seedlings, shoots may be attacked by fungi. Lignificati rooted cuttings difficult.
Diseases and pests - Chrysesobothris Mali Synanthedon resplendens.
'Victoria' with dark blue flowers, oval leaves, dark green, grows well in full sun, dry soils, are clipped early spring to maintain compact crown.
'Skylark' with dark green leaves and blue flowers, stand up to temperatures of -10 C. ͦ
'Snow flurry' - cultivar selected by Joseph Solomon, white flowers.
C. thyrsiflorus var. repens - prostrate form.
C. x pallidus 'Marie Simon' - grows up to 1.5 m high, pale pink flowers in terminal panicule.
C. x delilianus 'Henri Desfosse' - deciduu, dark blue flowers, blooming all summer.
Properties and Uses - species used for ornamental fencing you, or on trellises.
Myth, Legendand Folklore - people originating in North America were the first to use Ceanothus. Young and flexible stems are used for production of pimples, and the leaves and roots for medicinal purposes.
Ceanothus americanus species of Ceanothus was first introduced in Europe in 1713.
Ceanothus thyrsiflorus, was the first species in California that has received recognition botany and horticulture.
David Fross, Dieter Wilken - Ceanothus - Timber Press, 2006
Jacqueline Herit - Complete Trees, Shrubs & Hedges - Creative Homeowner, 2005
Leroy Abrams - Illustrated Flora of the Pacific States - Stanford University Press, 1951
Linda Beidleman, Eugene Kozloff - Plants of the San Francisco Bay Region - University of California Press, 2003
Nevin Smith - Native Treasures - Gardening With the Plants of California - University of California Press, 2006
Ronald D. Quinn, Sterling C. Keeley, Marianne D. Wallace - Introduction to California Chaparral - University of California Press, 2006
Trees and shrubs
Evergreen shrub originating in Southern Ireland and Mediterranean regions, grows slowly, up to 3 to 10 m, reddish bark, young branches are red-hot, dense crown. Leaves alternate, elliptic-lanceolata, 5-10 cm long, parties, except ribs smooth, glossy dark green, pinnate nervatiune. Flowers white to pale pink, sometimes stained with red, 5-10 mm long, campanulata, odorless, ready to panicule 5 cm long, anther clocks.
Quercus cerris L. - Turkey Oak
Quercus cerris - a species native to south-eastern Europe, cultivated as an ornamental tree, singly or in small groups.
Prunus cerasifera - corcodus
Prunus cerasifera - is grown for its edible fruit jams are made and cultivars and varieties are found all over the world species grown as ornamentals in parks and gardens, or green street.
Shrub 4 m high, dense crown. Bark brown, rough. Leaves persistent, coriacee, simple, language spatulate, entire edge, top round, the obovata, central rib obvious, and glossy dark green upper side, more open bottom, glabra, arranged in vertical false. Blossom umbela
Alnus incana (L.) Moench - white alder
Mano tree or shrub that can reach 20 m, with stem often crooked, crown with branches thick, upward, lush foliage, lujerii in young gray, pubescent. Bark smooth, shiny, whitish gray, the old copies, to the base with shallow cracks. Wide elliptical leaves up to ovata, by 4.10 cm long, 4-6 cm wide, rounded to the double needle and lobe, pointed, gray green face, white inside gray, furry, ready alternative.
Ribes uva-crispa - agris, grapes bear
Thorny shrub, 1 m high. Gray-brown bark is exfoliating. Rich stem branched divaricata. Branches long, thin, gray-brown with yellow top, pubescent glabrata in youth and adulthood. Leaves simple, cordiforme, 3-5 lobed, toothed, long stalks
Alnus cordata - alder of Corsica
Alnus cordata is a deciduuous tree, native to Italy and Corsica, occurs naturally in poorly drained soils, in semi-shade. The plant can tolerate maritime exposure, dry conditions as well as a dusty atmosphere. Is cultivated as ornamental trees in gardens and parks.
Campanula spicata - Alpine endemic species which grows on calcareous rocks, cultivated as ornamental species for rock garden.
Cirsium heterophyllum - originating in Europe - Siberia, growing on peat bogs, on wet meadows, along rivers, on the edge of forests at 800-2100 m altitude.