Look for us at the Citizen Science Conference in St. Paul MN, May 17-20, 2017

Ceanothus thyrsiflorus

Family: Rhamnaceae

Common names: BLUE BRUSH, BLUEBLOSSOM, CALIFORNIA LILAC

Native to: California, Southern Oregon

Plant

Type: shrub

Form: erect

Leaves evergreen

Max height: 19.6 feet

Max width: 19.6 feet

Flower

blue/green, violet

Leaf

green

Horticulture

Attracts wildlife: adult butterfly, hummingbird, specific butterfly species

Plant part consumed by birds: nectar

Plant features: evergreen

Exposure: sun

Propagates by: seed

flowers in spring

Soil type: wide range

USDA Zones: zone 7 to 0 f, zone 8 to +10 f, zone 9 to +20 f

Temp. range: 0 to +30 °F

Water: drought tolerant, dry