Van Hevelingen Nursery - Ceanothus 'Cynthia Postan'

Ceanothus 'Cynthia Postan'

Common name(s): California lilac, wild lilac

Description: evergreen shrub; rounded, spreading growth with glossy green foliage. Magenta-red buds open to lightly fragrant, dark blue flowers that cover the entire plant in spring.

Height: 5 ft. Spread: 7 ft.+

Position: full sun and lean, well-draining soil

Uses: ornamental, to attract pollinators

Winter Hardiness: to 5 F and below

Drought: adapted to 4+ months of summer drought

Care: tip pruning in early summer (after flowering) promotes denser, bushier growth

Notes: Ceanothus 'Cynthia Postan' was raised from seed collected by Lady Cynthia Postan in the 1960s at Tilden Regional Parks Botanic Garden in Berkeley, California. She gifted the plant to the Cambridge University Botanic Garden in the 1970s who named it in her honor and later identified it to be a hybrid of C. thyrsiflorus var. griseus and C. papillosus var. roweanus.

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