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Blue Pea Bush

Psoralea pinnata, Fabaceae

Zones
8–11
Layer
Shrub
Lifespan
Perennial
Growth
Moderate

Guild Roles

Nitrogen FixerGround CoverWindbreak

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Moderate (seedling)

Soil pH

6.5 – 8.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Tall Scurf-peaCullen australasicum
Nitrogen FixationBeneficial Insect Habitat
Sudan GrassSorghum sudanense
Nitrogen FixationBeneficial Insect Habitat
Coast BuckwheatEriogonum latifolium
Nitrogen FixationPollinator Sharing

Antagonistic Plants

Lesser Gold-of-pleasureCamelina microcarpa

Lesser gold-of-pleasure glucosinolates suppress blue pea bush establishment

Uses

Functions

Nitrogen FixationErosion ControlDeep Soil PenetrationWildlife Habitat

Medicinal Uses

Traditional Healing

Common Questions

What zones does Blue Pea Bush grow in?

Blue Pea Bush grows in USDA hardiness zones 8 through 11.

Is Blue Pea Bush a nitrogen fixer?

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

What are good companion plants for Blue Pea Bush?

Good companions for Blue Pea Bush include Tall Scurf-pea, Sudan Grass, Coast Buckwheat.

Design guilds with Blue Pea Bush and see companion relationships visually.

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