American Scurf Pea

Cullen americanum, Fabaceae

Zones

3–8

Layer

Herbaceous

Lifespan

Perennial

Growth

Moderate

Guild Roles

Nitrogen FixerPollinator AttractorBeneficial Insect HabitatPest Confuser

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

Cooley's Bundle FlowerDesmanthus cooleyi

Nitrogen FixationBeneficial Insect Habitat

Tall CoreopsisCoreopsis tripteris

Nitrogen FixationPollinator Sharing

Ruth's Golden AsterHeterotheca ruthii

Nitrogen FixationBeneficial Insect Habitat

Antagonistic Plants

Two-colored Prairie CloverDalea bicolor

Legume species compete for nitrogen fixation sites and may produce compounds affecting other legumes

Uses

Functions

Supports Native Bees And BumblebeesAttracts Parasitic WaspsFixes Nitrogen In Poor SoilsProvides Nectar For Long-Tongued BeesSupports Specialist Solitary Bees

Medicinal Uses

Traditional Prairie Medicine

Common Questions

What zones does American Scurf Pea grow in?

American Scurf Pea grows in USDA hardiness zones 3 through 8.

Is American Scurf Pea a nitrogen fixer?

Yes, American Scurf Pea is a nitrogen fixer and can help provide nitrogen to neighboring plants in a guild or polyculture.

What are good companion plants for American Scurf Pea?

Good companions for American Scurf Pea include Cooley's Bundle Flower, Tall Coreopsis, Ruth's Golden Aster.

Design guilds with American Scurf Pea and see companion relationships visually.

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