Flame Thorn

Acacia ataxacantha, Fabaceae

Zones

9–12

Layer

Understory

Lifespan

Perennial

Growth

Fast

Guild Roles

Nitrogen FixerWindbreakBeneficial Insect HabitatMulch Maker

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

Low (established)Moderate (seedling)

Soil pH

5.5 – 8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Desert Sausage TreeKigelia pinnata

Nurse PlantWind Protection

Corky Bark OrangeStrychnos cocculoides

Nitrogen FixationNurse Plant

Desert JujubeZiziphus lotus

Nitrogen FixationWind Protection

Grandidier's BaobabAdansonia grandidieri

Nurse PlantWind Protection

KurrajongBrachychiton populneus

Nitrogen FixationWind Protection

Camel's Foot TreePiliostigma thonningii

Nitrogen Fixation

Ethiopian FrankincenseBoswellia papyrifera

Wind ProtectionNitrogen Fixation

Antagonistic Plants

Ghaf TreeProsopis cineraria

Both drought-adapted leguminous trees compete for limited water resources and may produce allelopathic compounds

Uses

Functions

Soil ImprovementErosion ControlWildlife HabitatTraditional Medicine

Edible Parts

Young PodsSeeds

Medicinal Uses

AntimicrobialWound TreatmentRespiratory Ailments

Common Questions

What zones does Flame Thorn grow in?

Flame Thorn grows in USDA hardiness zones 9 through 12.

Is Flame Thorn a nitrogen fixer?

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

What are good companion plants for Flame Thorn?

Good companions for Flame Thorn include Desert Sausage Tree, Corky Bark Orange, Desert Jujube, Grandidier's Baobab, Kurrajong.

Design guilds with Flame Thorn and see companion relationships visually.

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