Tower Rockcress
Turritis glabra
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Brassicaceae
- Genus:
- Turritis
- Species:
- Turritis glabra
Growth Characteristics
- Life Cycle:
- Annual | Biennial | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 3-4 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- apr, jun
- Bloom Colors:
- white
Native Range
United States: Alaska, Arkansas, Arizona, California, Colorado, Connecticut, Delaware, Georgia, Iowa, Idaho, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, Nevada, New York, Ohio, Oregon, Pennsylvania, Rhode Island, South Dakota, Tennessee, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia, Wyoming, Canada: Alberta, British Columbia, Manitoba, New Brunswick, Nova Scotia, Northwest Territories, Ontario, Quebec, Saskatchewan, Yukon
Host Plant for Caterpillars
California Marble (Euchloe hyantis), Checkered White (Pontia protodice), Large Marble (Euchloe ausonides), Northern Marble (Euchloe creusa), ⚠️Olympia Marble (Euchloe olympia), Paramidea lanceolata, Paramidea midea, Sara Orangetip (Anthocharis sara), Spring white (Pontia sisymbrii), Western white (Pontia occidentalis)
Soil Requirements
- Soil Type:
- sandy, 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 open, disturbed areas
Germination Information
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Source: OpenAI GPT-4o