American Jointvetch

Aeschynomene americana, Fabaceae

Zones

7–11

Layer

Herbaceous

Lifespan

Annual

Growth

Fast

Guild Roles

Nitrogen FixerPollinator AttractorBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Moderate (established)High (established)High (fruiting)High (seedling)

Soil pH

5.5 – 8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Hardstem BulrushSchoenoplectus acutus

Nitrogen Fixation

Indian Joint VetchAeschynomene indica

Nitrogen FixationPollinator Sharing

Prickly JointvetchAeschynomene histrix

Nitrogen FixationPollinator Sharing

Giant ArrowheadSagittaria montevidensis

Nitrogen Fixation

Southern CutgrassLeersia hexandra

Nitrogen Fixation

Uruguay Sword PlantEchinodorus uruguayensis

Nitrogen Fixation

Common OracheAtriplex patula

Nitrogen FixationNutrient Accumulation

Bearded KnotweedPolygonum barbatum

Nitrogen FixationPollinator Sharing

Virginia MallowSida hermaphrodita

Nitrogen FixationPollinator SharingBeneficial Insect Habitat

Antagonistic Plants

Sensitive Partridge PeaChamaecrista nictitans

Related legumes in similar ecological niches may compete for rhizobial symbionts

Uses

Functions

Nitrogen FixationWater FiltrationErosion ControlPollinator Support

Common Questions

What zones does American Jointvetch grow in?

American Jointvetch grows in USDA hardiness zones 7 through 11.

Is American Jointvetch a nitrogen fixer?

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

What are good companion plants for American Jointvetch?

Good companions for American Jointvetch include Hardstem Bulrush, Indian Joint Vetch, Prickly Jointvetch, Giant Arrowhead, Southern Cutgrass.

Design guilds with American Jointvetch and see companion relationships visually.

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