Mt. Diablo Jewelflower (Streptanthus Hispidus) is a annual herb in the Brassicaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 8-10. This plant is safe for cats and dogs.

Streptanthus hispidus is a bristly annual herb native and endemic to California, growing up to 30 centimeters tall with raceme flowers.

Mt. Diablo Jewelflower

Mt. Diablo Jewelflower

Streptanthus Hispidus

Streptanthus hispidus is a bristly annual herb native and endemic to California, growing up to 30 centimeters tall with raceme flowers.

Quick Facts

Type
herb
Lifecycle
annual
Care Difficulty
Moderate
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
8-10

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, sandy, rocky
Indoor:No
Outdoor:Yes
Garden Use:groundcover, pollinator support

Care Calendar

Monthly care tasks for Mt. Diablo Jewelflower

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Mt. Diablo Jewelflower
Mt. Diablo Jewelflower detail

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Taxonomy

Family:Brassicaceae
Genus:Streptanthus