Drummond's Rockcress

Boechera drummondii

Drummond's Rockcress

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Brassicaceae
Genus:
Boechera
Species:
Boechera drummondii

Growth Characteristics

Life Cycle:
Biennial | Perennial
Growth Habit:
Forb/herb
Height:
3-4 ft
Light Requirements:
Part Shade
Drought Tolerance:
Medium
Bloom Months:
apr, may
Bloom Colors:
White, Pink

Native Range

United States: Alaska, Arizona, California, Colorado, Connecticut, Delaware, Iowa, Idaho, Illinois, Indiana, Massachusetts, Maine, Michigan, Minnesota, Montana, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Quebec, Saskatchewan, Yukon

Host Plant for Caterpillars

Checkered White (Pontia protodice), Large Marble (Euchloe ausonides), ⚠️Olympia Marble (Euchloe olympia), Paramidea lanceolata, Western white (Pontia occidentalis)

Soil Requirements

Soil Type:
rocky, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
Commonly found in rocky slopes and open woods

Germination Information

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

Source: OpenAI GPT-4o