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Oval-leaf Buckwheat

Eriogonum ovalifolium, Polygonaceae

Zones
4–8
Layer
Ground Cover
Lifespan
Perennial
Growth
Slow

Guild Roles

Ground CoverPollinator AttractorBeneficial Insect HabitatPest Confuser

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Low (seedling)

Soil pH

6.5 – 8.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Variable-leaf CollomiaCollomia heterophylla
Pollinator Sharing
Narrowleaf BeardtonguePenstemon angustifolius
Wind ProtectionPollinator Sharing
Bill Williams Mountain Hummingbird MintAgastache pallidiflora
Nurse PlantPollinator Sharing

Antagonistic Plants

Longleaf BuckwheatEriogonum longifolium

Closely related buckwheat species likely compete for similar soil resources and growing space.

James' BuckwheatEriogonum jamesii

Buckwheat congeners compete for limited root space and produce tannins that inhibit nearby buckwheats

Rattlesnake WeedChamaesyce albomarginata

Euphorbia latex compounds can inhibit buckwheat germination and early growth

Uses

Functions

Supports Specialist Native BeesAttracts Butterfly LarvaeHosts Beneficial Micro-WaspsAlpine Pollinator SupportEarly Summer NectarSupports Mining Bees

Common Questions

What zones does Oval-leaf Buckwheat grow in?

Oval-leaf Buckwheat grows in USDA hardiness zones 4 through 8.

What are good companion plants for Oval-leaf Buckwheat?

Good companions for Oval-leaf Buckwheat include Variable-leaf Collomia, Narrowleaf Beardtongue, Bill Williams Mountain Hummingbird Mint.

Design guilds with Oval-leaf Buckwheat and see companion relationships visually.

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