Hoary mustard

Hirschfeldia incana

Hirschfeldia

Brassicaceae

Native Plants

Zone 4–9

🐾 Pet-Safe

🌱 Beginner Friendly

Hoary mustard is a hardy, low-maintenance perennial that tolerates a range of conditions, preferring partial shade and average moisture. It produces small yellow flowers attractive to pollinators and requires little supplemental care once established. Best suited for wildflower gardens, meadow plantings, or naturalized areas.

Care Requirements

Care Level

Low

Sun

Partial Shade

Water

Moderate

Growth Rate

Moderate

Mature Height

12″ – 36″

Soil

loam

Life Cycle

Perennial

Spacing

12″

Watering Schedule

Every 10-14 Days • Water Lightly; Soil Can Dry Out Between Waterings

Soil pH

6 – 7.5

Temperature

-20° – 90°F

Mature Spread

up to 24″

Root Depth

Medium

Foliage

Medium

Propagation: Seed, Division

Ecology & Origin

Native to

Albania

Algeria

Argentina Northeast

Argentina Northwest

Argentina South

Arizona

Austria

Azores

Baleares

Baltic States

Belarus

Belgium

Bolivia

California

Canary Is.

Cape Provinces

Central European Rus

Chile Central

Chile North

Corse

Attracts

🐝 Bees

🐝 Butterflies

🐝 Moths

Sources

Data: trefle, usda

Image: trefle.io — Taken Dec 20, 2008 by EOL − Keir Morse (cc-by-nc-sa)

Hardiness Zones

Check your zone:

Available From (0)

No nurseries currently have this species in stock.