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Hairy Indigo

Indigofera hirsuta, Fabaceae

Zones
8–11
Layer
Herbaceous
Lifespan
Annual
Growth
Fast

Guild Roles

Nitrogen FixerGround CoverMulch MakerPest Confuser

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Moderate (established)High (seedling)

Soil pH

5.5 – 7.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Korean Bush CloverLespedeza stipulacea
Nitrogen FixationBeneficial Insect Habitat
Longstem BuckwheatEriogonum elongatum
Nitrogen FixationPollinator Sharing
Oaxaca LeucaenaLeucaena diversifolia
Nitrogen FixationShade ProvisionBeneficial Insect Habitat
Sickle SennaCassia tora
Nitrogen FixationPest Deterrent

Antagonistic Plants

Desert LupineLupinus micranthus

Both legumes may compete for specific rhizobial strains and soil nutrients

Uses

Functions

Nitrogen FixationNematode SuppressionBiomass ProductionWeed Suppression

Common Questions

What zones does Hairy Indigo grow in?

Hairy Indigo grows in USDA hardiness zones 8 through 11.

Is Hairy Indigo a nitrogen fixer?

Yes, Hairy Indigo is a nitrogen fixer and can help provide nitrogen to neighboring plants in a guild or polyculture.

What are good companion plants for Hairy Indigo?

Good companions for Hairy Indigo include Korean Bush Clover, Longstem Buckwheat, Oaxaca Leucaena, Sickle Senna.

Design guilds with Hairy Indigo and see companion relationships visually.

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