American Globeflower

Trollius laxus

American Globeflower

Photo by and (c)2007 Derek Ramsey (Ram-Man)

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Ranunculaceae
Genus:
Trollius
Species:
Trollius laxus

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
1-2 ft
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
mar, apr, may, jun
Bloom Colors:
cream, yellow

Native Range

United States: Colorado, Connecticut, Idaho, Montana, New Jersey, New York, Ohio, Oregon, Pennsylvania, Utah, Washington, Wyoming, Canada: Alberta, British Columbia

Host Plant for Caterpillars

Titania's fritillary (Clossiana titania)

Soil Requirements

Soil Type:
rich, consistently moist loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Prefers wetland areas; often found in marshes and wet meadows.

Germination Information

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

Source: OpenAI GPT-4o