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Related to ceanothus: ceanothus americanus


Any of various shrubs or small trees of the genus Ceanothus, chiefly of western North America, having showy clusters of usually blue or whitish flowers.

[New Latin, genus name, from Greek keanōthos, a kind of spiny plant, perhaps the thistle Cirsium arvense (used by Carl Linnaeus as the name for the genus of North American shrubs probably in reference to the spines borne by many species).]


(Plants) any shrub of the North American rhamnaceous genus Ceanothus: grown for their ornamental, often blue, flower clusters
[C19: New Latin, from Greek keanōthos a kind of thistle]
References in periodicals archive ?
Varieties available are Skimmia japonica Rubella (illustrated), Euonymus Fortunei Emerald Gaiety, Euonymus Blonde Beauty, Choisya ternata Sundance, Ceanothus (Californian Lilac) and Leucothoe Scarletta.
Other blue flowers at this time can be found on Ceanothus 'Autumnal Blue' - a hardy evergreen ceanothus packed with sky blue flowers and Ceratostigma willmottianum - the hardy plumbago which produces azure flowers over a long period in autumn.
Our offer consists of one each of Leucothoe Scarletta, Euonymus Emerald Gaiety, Euonymus Blonde Beauty, Choisya Sundance, Ceanothus (Californian Lilac) and Skimmia Rubella (illustrated).
Varieties of Ceanothus, also evergreen, Hebe, Olearia or Pittosporum may make a less regimented alternative.
PRUNE late spring and early summering flowering shrubs like philadelphus, weigela, ceanothus and escallonia, immediately after flowering.
Cut back ceanothus and other spring-flowering shrubs including forsythia.
For blue foliage, my favourite shrub/climber is Ceanothus Autumnal Blue.
For groundcovers, these include Point Reyes ceanothus, also known as Ceanothus gloriosus; and carpet broom, also known as Genista pilosa.
CI: Two years ago we planted a Ceanothus gloriosus in our backyard.
Perhaps N fixed was efficiently retained within Ceanothus tissue due to physiological adaptations that lessen its need to compete for soil N with grasses and other prairie plants.
Take cuttings of shrubs from the garden now including ceanothus, lavender (pictured) and berberis.
Take cuttings of shrubs including ceanothus, lavender and berberis.