Columbian Windflower

Anemonastrum deltoideum

Columbian Windflower

Unknown authorUnknown author

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ranunculaceae
Genus:
Anemonastrum
Species:
Anemonastrum deltoideum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Part Shade, Shade
Drought Tolerance:
High
Bloom Months:
apr, may, jun, jul
Bloom Colors:
White
Ground Cover:
Yes

Native Range

United States: California, Oregon, Washington

Keystone Species Ranking

Caterpillar Keystone:
★★★★★ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers cool, shaded environments

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Notes: Seeds may require light for germination.

Source: OpenAI GPT-4o