PatternBaseBarrel medic
Medicago truncatula, Fabaceae
Zones
7–10
Layer
Ground Cover
Lifespan
Annual
Growth
Fast
Guild Roles
Nitrogen FixerGround CoverMulch Maker
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
David's PeachPrunus davidiana
Nitrogen FixationBeneficial Insect Habitat
Japanese ApricotPrunus mumeNitrogen FixationBeneficial Insect Habitat
Ichang PapedaCitrus ichangensisNitrogen FixationBeneficial Insect Habitat
KokumGarcinia indicaNitrogen FixationBeneficial Insect Habitat
Pond AppleAnnona glabraNitrogen FixationBeneficial Insect Habitat
Siberian CrabappleMalus baccataNitrogen FixationBeneficial Insect Habitat
Western Sand CherryPrunus besseyiNitrogen FixationPollinator Sharing
BluebushDiospyros lycioidesNitrogen FixationBeneficial Insect Habitat
Mockernut HickoryCarya tomentosaNitrogen FixationNutrient Accumulation
Birchleaf PearPyrus betulifoliaNitrogen FixationBeneficial Insect Habitat
Antagonistic Plants
Arizona WalnutJuglans major
Juglone from walnut severely inhibits medic growth and nodulation, reducing nitrogen fixation capacity
Gambel OakQuercus gambeliiOak tannins and other phenolic compounds inhibit medic growth and nitrogen fixation
Little WalnutJuglans microcarpaLittle walnut produces juglone which inhibits legume growth in arid regions
Uses
Functions
Nitrogen FixationSoil BuildingErosion ControlLiving MulchDrought Tolerance
Common Questions
What zones does Barrel medic grow in?
Barrel medic grows in USDA hardiness zones 7 through 10.
Is Barrel medic a nitrogen fixer?
Yes, Barrel medic is a nitrogen fixer and can help provide nitrogen to neighboring plants in a guild or polyculture.
What are good companion plants for Barrel medic?
Good companions for Barrel medic include David's Peach, Japanese Apricot, Ichang Papeda, Kokum, Pond Apple.
Design guilds with Barrel medic and see companion relationships visually.
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