A rare and beautiful shrub native to San Diego county. Glossy bright green leaves and showy blue flowers. Prefers good drainage and dry summers. The large flower clusters and deep color on this species are spectacular. Plant Characteristics Family Name Rhamnaceae Species Name Ceanothus cyaneus Common Name San Diego Ceanothus, Lakeside Ceanothus Plant Type Shrub Sun Exposure Coast-Sun, Inland-Part Sun, Water Requirement Low Soil Type Sand, fast draining Flower Color Blue Flowering Months April, May, June Evergreen/Deciduous Evergreen Height by Width 12ft. x 10ft. Growth Rate Slow Endangered 1B.2 (rare/endangered) Growth Habit Rounded, Cold Hardy to 25 degrees F Distribution Southern Peninsular Ranges (San Diego County); n Baja CA Natural Habitat Slopes, ridges, chaparral; from 150' - 3,400' Specialty Features Hedge/Screen Butterflies/Moths Erosion Control Songbirds Aromatic Local Plants Pollinators