Common name: Concha California Lilac
Botanical name: Ceanothus 'Concha'

Concha is a lilac that grows 6'-8' in height and width. It has small narrow, glossy, dark green leaves with intense dark blue flower clusters in spring. It is tolerant of coastal and inland conditions. Most ceanothus varieties do not tolerate a lot of summer irrigation but this cultivar does. It also tolerates clay and alkali soil better than other varieties. It is hard frost tolerant.