Oregon Checkerbloom
Sidalcea oregana
Last reviewed: June 2026
Oregon Checkerbloom (Sidalcea oregana) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs or cats (aspca.org, last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
part sun
Water
medium
Size
12"–36" H × 12"–24" W
Bloom
May, Jun, Jul
Native to
CA, ID, MT, NV and 4 more states
Pollinators
bees, butterflies
Browse plants for this ecoregion
Sidalcea oregana, commonly known as checker-mallow, produces elegant spikes of pink to rose-colored flowers in late spring through summer. This native perennial has a clumping growth habit with lobed green leaves and works well in borders or wildflower gardens. It maintains a relatively tidy appearance when in bloom.
In an HOA neighborhood
Oregon Checkerbloom is an HOA-friendly choice. Maintenance level: moderate. Tidiness: 3 out of 5.
Works well in: front yard, foundation, mid zone, backyard only.
- May look slightly unkempt after flowering
- Leaves can deteriorate in hot, dry conditions
- Should be cut back after bloom cycle
Wildlife value
Checker-mallow is highly attractive to native bees and butterflies, providing valuable nectar during its summer blooming period. It serves as a food source for several butterfly species.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Does Oregon Checkerbloom fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.