Aaron's Rod

Thermopsis villosa

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Fabaceae
Genus:
Thermopsis
Species:
Thermopsis villosa

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
4-6 ft
Light Requirements:
Full Sun, Part Shade
Drought Tolerance:
Low
Bloom Months:
may, jun
Bloom Colors:
White, Yellow

Host Plant for Caterpillars

Wild Indigo Duskywing (Erynnis baptisiae)

Reported Fauna Sightings

Bees: Brown-belted bumble bee (Bombus griseocollis), Brown-belted bumble bee (Bombus griseocollis)

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate

Germination Information

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

Source: OpenAI GPT-4o