Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Brassicaceae

Genus:

Thelypodium

Species:

Thelypodium rollinsii

USDA Symbol:

THRO

Growth Characteristics

Life Cycle:

Biennial

Growth Habit:

Forb/herb

Height:

100 cm

Light Requirements:

Full Sun

Drought Tolerance:

Low

Bloom Months:

jun,jul,aug

Bloom Colors:

white, purple

Wildlife Benefits

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

butterflies

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

Drainage:

excellent drainage required

Moisture:

dry to moderate

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds germinate after cold stratification; sow in fall or stratify for 30-60 days.