Arrowleaf Buckwheat

Eriogonum compositum, Polygonaceae

Zones

4–8

Layer

Herbaceous

Lifespan

Perennial

Growth

Moderate

Guild Roles

Ground CoverPollinator AttractorDynamic Accumulator

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Moderate (seedling)

Soil pH

6 – 8.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Prairie TurnipPsoralea esculenta

Nitrogen FixationPollinator Sharing

Oregon Spicy WintergreenGaultheria ovatifolia

Pollinator Sharing

Tuberous Jerusalem SagePhlomis tuberosa

Pest DeterrentPollinator Sharing

Asian MustardBrassica tournefortii

Pest DeterrentBeneficial Insect Habitat

Douglas' DustymaidenChaenactis douglasii

Pollinator SharingWind Protection

Antagonistic Plants

Giant KnotweedPolygonum sachalinense

Native buckwheat can be outcompeted by aggressive invasive giant knotweed

Parsnipflower BuckwheatEriogonum heracleoides

Congeneric buckwheats exhibit strong competition and potential allelopathic interference

Uses

Functions

Soil StabilizationPollinator HabitatDeep Mineral MiningDrought Tolerance DemonstrationSlope Stabilization

Edible Parts

Seeds

Medicinal Uses

Traditional Digestive

Common Questions

What zones does Arrowleaf Buckwheat grow in?

Arrowleaf Buckwheat grows in USDA hardiness zones 4 through 8.

What are good companion plants for Arrowleaf Buckwheat?

Good companions for Arrowleaf Buckwheat include Prairie Turnip, Oregon Spicy Wintergreen, Tuberous Jerusalem Sage, Asian Mustard, Douglas' Dustymaiden.

Design guilds with Arrowleaf Buckwheat and see companion relationships visually.

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