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Sulfur Buckwheat

Eriogonum umbellatum, Polygonaceae

Zones
3–8
Layer
Herbaceous
Lifespan
Perennial
Growth
Slow

Guild Roles

Pollinator AttractorBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)

Water

Low

Soil pH

5.5 – 7.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Spanish Dagger YuccaYucca gloriosa
Pollinator SharingWind Protection
AgaveAgave americana
Pollinator SharingBeneficial Insect Habitat
OrachAtriplex hortensis
Nurse PlantWind Protection
Eastern Prickly PearOpuntia humifusa
Beneficial Insect HabitatWind Protection

Antagonistic Plants

Creosote BushLarrea tridentata

Creosote bush's allelopathic compounds can inhibit sulfur buckwheat and other native wildflowers

Uses

Functions

Pollinator SupportErosion Control

Common Questions

What zones does Sulfur Buckwheat grow in?

Sulfur Buckwheat grows in USDA hardiness zones 3 through 8.

What are good companion plants for Sulfur Buckwheat?

Good companions for Sulfur Buckwheat include Spanish Dagger Yucca, Agave, Orach, Eastern Prickly Pear.

Design guilds with Sulfur Buckwheat and see companion relationships visually.

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