California Buckwheat
Eriogonum Fasciculatum
Overview
Eriogonum fasciculatum, commonly known as California Buckwheat, is a durable evergreen shrub, thriving in USDA zones 7-10. It features clusters of white to pink flowers, which bloom from June to October, attracting pollinators. This resilient native adapts to various soils, prefers full sun, and is drought-tolerant once established. It typically reaches 2-3 feet in height and spreads 4-5 feet, offering excellent ground cover and erosion control.
Culture
- Sun
- Full, Half
- Water
- Low, Very Low
- USDA zones
- 9–10
Shape & size
Classification
- Type
- Shrub
- Family
- Polygonaceae
- Climate
- Mediterranean
See full data, regional cultivation notes, and design tools. Build a client presentation around this plant.
Start your 14-day trialPhotos (141)
























Photographs by 8 contributors
- Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 · source
- Björn S..., CC BY-SA 2.0 · source
- Jason Hollinger, CC BY 2.0 · source
- Andrey Zharkikh from Salt Lake City,…, CC BY 2.0 · source
- Stan Shebs, CC BY-SA 3.0 · source
- Homer Edward Price, CC BY 2.0 · source
- Kollibri1969, CC BY 4.0 · source
- Doreen O'Donovan, CC BY-SA 4.0 · source
Related plants

Ground cover
Ashyleaf Buckwheat
Eriogonum Cinereum

Ground cover
Bellflower
Persicaria Campanulata

Perennial
Bistort, Pink Bistort
Persicaria Bistorta 'Superba'

Ground cover
Coastal Buckwheat
Eriogonum parvifolium

Vine
Coral Vine, Queen's Wreath
Antigonon Leptopus

Ground cover
Creeping Wire Vine
Muehlenbecki Axillaris