Cooley's Meadow-Rue 🛑 Endangered

Thalictrum cooleyi

Cooley's Meadow-Rue

James Henderson, Golden Delight Honey, Bugwood.org

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ranunculaceae
Genus:
Thalictrum
Species:
Thalictrum cooleyi

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
6-8 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jun, jul
Bloom Colors:
White, Yellow, Green

Native Range

United States: Florida, Georgia, North Carolina

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:
moist, well-drained sandy loam
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers habitats like wet meadows and pine savannas

Germination Information

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

Source: OpenAI GPT-4o