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Snowbrush Ceanothus

Ceanothus velutinus

Last reviewed: September 2026

Ceanothus velutinus is an evergreen shrub found on dry slopes and open forests across the western United States, blooming white flower clusters from May through July.

Snowbrush Ceanothus (Ceanothus velutinus)
Photo: (c) Aiva Noringseth, some rights reserved (CC BY)

Toxicity unknown

Snowbrush Ceanothus (Ceanothus velutinus) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

The USDA PLANTS Database (opens in new tab) does not flag Snowbrush Ceanothus as toxic to livestock.

Light

full sun

Water

low

Size

24"–120" H × 36"–96" W

Bloom

May, Jun, Jul

Native to

CA, CO, ID, MT and 5 more states

Pollinators

bees, butterflies

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Snowbrush ceanothus is a robust evergreen shrub that produces clusters of fragrant white flowers from late spring through summer. This drought-tolerant native can grow quite large, making it suitable for areas where you need substantial screening or backdrop plantings.

Growing Snowbrush Ceanothus

Grow Snowbrush Ceanothus in full sun and low water. Mature plants reach 24 to 120 inches tall and spread 36 to 96 inches wide. Expect moderate maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Snowbrush Ceanothus is an HOA-friendly choice in the right placement. Maintenance level: moderate. Tidiness: 3 out of 5.

Works well in: mid zone, backyard only.

  • Can become quite large and sprawling without pruning
  • May appear too wild or informal for conservative HOAs
  • Needs space to reach natural size

Wildlife value

Host plant for Pale Swallowtail, Brown Elfin.

The abundant white flower clusters attract numerous bees and butterflies during the long bloom period. Birds also benefit from the small seeds produced after flowering.

Common questions

When does Ceanothus velutinus bloom?
Snowbrush ceanothus typically flowers from May through July, producing dense clusters of small white blossoms.
What pollinators visit Ceanothus velutinus?
The fragrant flower clusters attract bees and butterflies, which use the nectar and pollen during the late spring and summer bloom period.
How much water does Ceanothus velutinus need?
This shrub is adapted to low water conditions once established and tolerates dry, well-drained sites, though it can handle occasional periods of moderate moisture.
How much sun does Ceanothus velutinus require?
It grows best in full sun but can tolerate part sun to part shade, especially in drier climates where some afternoon shade reduces stress.
Is Ceanothus velutinus evergreen or deciduous?
Ceanothus velutinus keeps its glossy, leathery leaves year round, making it an evergreen shrub.
Is Snowbrush Ceanothus toxic to livestock?
The USDA PLANTS Database does not flag Snowbrush Ceanothus as toxic to livestock.
Is Snowbrush Ceanothus HOA-friendly?
Snowbrush Ceanothus is generally an HOA-friendly choice in the right placement, with moderate maintenance.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

See all plant problem guides

Ready to grow Snowbrush Ceanothus? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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