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California lilac
California lilac botanical plate
Field guide plate · click to zoom

California lilac

Ceanothus griseus
In the United States: Native · also called carmel creeper, carmel ceanothus, california lilac

Honeybees forage on Ceanothus for plentiful nectar and distinctive blue pollen, making it a key early-season resource in its range. Peak bloom aligns with March to May, supporting colony buildup before major flows. Drought-tolerant shrubs thrive in well-drained soils but may suffer root rot in wet conditions; deer often browse young plants.

Nectarhigh
Pollenhigh
Bloom (US) March–May
Hardiness zones8-10
Duration~30 days
TypePerennial
Sunfull

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