Western Marbleseed (Lithospermum Occidentale) is a perennial herb in the Boraginaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 4-8. This plant is safe for cats and dogs.

Lithospermum occidentale, known as Western Marbleseed, is a perennial forb native to central and western North America, characterized by erect or ascending stems and woody roots.

Western Marbleseed

Western Marbleseed

Lithospermum Occidentale

Lithospermum occidentale, known as Western Marbleseed, is a perennial forb native to central and western North America, characterized by erect or ascending stems and woody roots.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
4-8

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, rocky, limestone-based
Indoor:No
Outdoor:Yes
Garden Use:groundcover, pollinator support, erosion control

Care Calendar

Monthly care tasks for Western Marbleseed

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

Western Marbleseed
Western Marbleseed detail

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Taxonomy

Family:Boraginaceae
Genus:Lithospermum