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Longleaf Buckwheat

Eriogonum longifolium, Polygonaceae

Zones
5–9
Layer
Herbaceous
Lifespan
Perennial
Growth
Moderate

Guild Roles

Pollinator AttractorBeneficial Insect HabitatPest Confuser

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Moderate (seedling)

Soil pH

6 – 8

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Narrowleaf BeardtonguePenstemon angustifolius
Pollinator Sharing
Longleaf False GoldeneyeHeliomeris longifolia
Pollinator SharingWind Protection

Antagonistic Plants

Oval-leaf BuckwheatEriogonum ovalifolium

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

James' BuckwheatEriogonum jamesii

Buckwheat species produce tannins and other compounds that can inhibit nearby congeners while competing for root space

Uses

Functions

Attracts Specialized Buckwheat BeesSupports Tiny Parasitic WaspsProvides Late Fall NectarAttracts Predatory BeetlesSupports Hover Flies

Edible Parts

Seeds

Medicinal Uses

AstringentWound Healing

Common Questions

What zones does Longleaf Buckwheat grow in?

Longleaf Buckwheat grows in USDA hardiness zones 5 through 9.

What are good companion plants for Longleaf Buckwheat?

Good companions for Longleaf Buckwheat include Narrowleaf Beardtongue, Longleaf False Goldeneye.

Design guilds with Longleaf Buckwheat and see companion relationships visually.

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