Rockslide Larkspur

Delphinium glareosum

Rockslide larkspur is a low alpine perennial of Pacific Northwest scree and talus, with stout stems of deep blue-purple flowers, a choice, drought-tolerant native for sunny rock gardens. All parts are toxic.

Family: Ranunculaceae
Type: wildflower
Lifespan: perennial
Height: 0.5–1.5 ft
Spacing: 0.5–1.5 ft apart
Light: sun
Soil moisture: dry
Soil pH: neutral
Bloom: June, July, August
Bloom colors: blue, purple
Wildlife value: pollinators, butterflies
Landscape uses: border, container
Native states: OR, WA