Contact Us Host an Event Volunteer Join
Share

Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

Enter a Plant Name:
Or choose a plant family:
Epilobium rigidum (Siskiyou rock fringe)
Bransford, W.D. and Dolphia

Epilobium rigidum

Epilobium rigidum Hausskn.

Siskiyou Rock Fringe, Stiff Willowherb

Onagraceae (Evening Primrose Family)

Synonym(s): Epilobium rigidum var. canescens

USDA Symbol: EPRI

USDA Native Status: L48 (N)

A clumped, mat-forming perennial, to 16 in. high, with creeping stems. These stems, with gray-felted, willow-like leaves, are smothered with pale pink or lavener flowers from mid- to late-summer.

This plant thrives in hot summers and wet winters.

 

From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Flower:
Fruit:
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Pink , Purple
Bloom Time: Jul , Aug

Distribution

USA: CA , OR
Native Distribution: Del Norte, Co., CA to s.w. OR
Native Habitat: Sandy & rocky benches below 3000 ft.

Growing Conditions

Light Requirement: Sun
Soil Description: Sandy, nutrient-poor soils.
Conditions Comments: Requires hot summers and wet winters.

Propagation

Description: Propagate by seed.
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes

Additional resources

USDA: Find Epilobium rigidum in USDA Plants
FNA: Find Epilobium rigidum in the Flora of North America (if available)
Google: Search Google for Epilobium rigidum

Metadata

Record Modified: 2007-01-01
Research By: TWC Staff

Go back