Brewer's rockcress
Boechera breweri
Last reviewed: September 2026
Brewer's rockcress (Boechera breweri) is a perennial forb native to CA, OR. It blooms in April, May, and June. The flowers draw bees.
Toxicity unknown
Brewer's rockcress (Boechera breweri) 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.
Light
full sun
Water
low
Size
6"–18" H × 6"–12" W
Bloom
Apr, May, Jun
Native to
CA, OR
Pollinators
bees
Before you buy
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Small perennial with a low rosette of gray-green leaves and slender stalks of pale pink to lavender four-petaled flowers in spring, growing in rocky crevices and on dry slopes at higher elevations.
Growing Brewer's rockcress
Grow Brewer's rockcress in full sun and low water. Mature plants reach 6 to 18 inches tall and spread 6 to 12 inches wide.
Wildlife value
Early spring flowers offer nectar for small native bees in rocky, high-elevation habitats.
Common questions
- How much sun does Brewer's rockcress need?
- Brewer's rockcress grows best in full sun conditions.
- When does Brewer's rockcress bloom?
- Brewer's rockcress blooms in April, May, and June.
- Where is Brewer's rockcress native?
- Brewer's rockcress (Boechera breweri) is native to CA, OR, per vouchered herbarium specimen records and regional native plant society lists.
- What pollinators does Brewer's rockcress attract?
- Brewer's rockcress draws bees.
Native range data from vouchered herbarium specimen records and regional native plant society lists. 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.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow Brewer's rockcress? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.