Siskiyou Willowherb

Epilobium rigidum

Siskiyou willowherb is a rare serpentine-slope perennial of the Klamath region with blue-green leaves and large rose-pink flowers, a tough, drought-tolerant rock-garden plant for hot, lean soils.

Family: Onagraceae
Type: wildflower
Lifespan: perennial
Height: 0.5–1.5 ft
Spacing: 0.5–1.5 ft apart
Light: sun
Soil moisture: dry, moist
Soil pH: neutral
Bloom: July, August
Bloom colors: pink
Wildlife value: pollinators, hummingbirds
Landscape uses: border, container
Native states: CA, OR