About Sulphur Buckwheat
- Plant Family: Polygonaceae
- Plant Type: Perennial
- Height by Width: 1' H x 3' W
- Growth Habit: Clumping
- Deciduous/Evergreen: Evergreen
- Growth Rate: Fast
- Sun Exposure: Full to part sun
- Soil Preference: Well-draining, rocky, acidic
- Water Requirements: Drought-tolerant to moderate
- Cold Hardy to: 15 degrees F
- Flower Season: Summer
- Flower Color: Bright yellow to creamy yellow
- Endangered?: Not listed
- Distribution: Native to western North America from California to Colorado to central Canada, where it is abundant and found in many habitats. In California it is much more common in the northern part of the state versus the southern portion.
- Natural Habitat: Coastal sage scrub, woodlands, pine forests