Physaria pachyphylla

Physaria pachyphylla

Native to:
United States | MT

📍 View on iNaturalist →

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Brassicaceae
Genus:
Physaria
Species:
Physaria pachyphylla

Growth Characteristics

Growth Habit:
Forb/herb
Height:
15 cm
Drought Tolerance:
High
Bloom Months:
apr,may,jun
Bloom Colors:
yellow

Garden & Ecology Notes

Wildlife Value:
bees
Deer Resistant:
Yes

Source: deepseek-v4-flash

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Germination Time:
14–30 days
Notes:
Seeds benefit from cold moist stratification for 60-90 days; sow in fall or early spring.

Source: deepseek-v4-flash

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society