How much sun does Western stoneseed need?

Western stoneseed grows best in full sun conditions.

When does Western stoneseed bloom?

Western stoneseed blooms in April, May, and June.

Where is Western stoneseed native?

Western stoneseed (Lithospermum occidentale) is native to AL, AR, CO, GA and 19 more states, per the World Checklist of Vascular Plants (Kew).

Western stoneseed

Name: Pollinator Patch
Author: Pollinator Patch

Lithospermum occidentale

Last reviewed: September 2026

Western stoneseed (Lithospermum occidentale) is a perennial forb native to AL, AR, CO, GA and 19 more states. It blooms in April, May, and June. The flowers draw bees.

Toxicity unknown

Western stoneseed (Lithospermum occidentale) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

full sun

Water

low

Size

8"–16" H × 8"–12" W

Bloom

Apr, May, Jun

Native to

AL, AR, CO, GA and 19 more states

Pollinators

bees

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Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 458 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Northwestern Forested Mountains Southern Rockies High Plains Southwestern Tablelands Central Great Plains Great Plains Cross Timbers Texas Blackland Prairies East Central Texas Plains South Central Plains Central Irregular Plains Northwestern Glaciated Plains Northwestern Great Plains Northern Glaciated Plains Western Corn Belt Plains North Central Hardwood Forests Driftless Area Central Corn Belt Plains Interior River Valleys and Hills

Low, bushy perennial with hairy, gray-green leaves and small, bright yellow tubular flowers in spring. Found on dry prairie hillsides and rocky slopes.

Growing Western stoneseed

Grow Western stoneseed in full sun and low water. Mature plants reach 8 to 16 inches tall and spread 8 to 12 inches wide.

Wildlife value

Early spring flowers provide nectar and pollen for native bees.

Common questions

How much sun does Western stoneseed need?: Western stoneseed grows best in full sun conditions.
When does Western stoneseed bloom?: Western stoneseed blooms in April, May, and June.
Where is Western stoneseed native?: Western stoneseed (Lithospermum occidentale) is native to AL, AR, CO, GA and 19 more states, per the World Checklist of Vascular Plants (Kew).
What pollinators does Western stoneseed attract?: Western stoneseed draws bees.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

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Common plant problems, and what to check first

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