Thick-horned Wattle

Acacia pachyceras, Fabaceae

Zones

9–11

Layer

Understory

Lifespan

Perennial

Growth

Moderate

Guild Roles

ProducerNitrogen FixerWindbreakShade Provider

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

Desert BeanMaerua crassifolia

Nitrogen FixationNurse Plant

Desert MyrrhCommiphora glaucescens

Nitrogen FixationShade Provision

Queen of the Night CactusCereus hildmannianus

Nitrogen FixationNurse Plant

Buckhorn ChollaCylindropuntia acanthocarpa

Nitrogen FixationNurse Plant

Silver CassiaSenna artemisioides

Nitrogen FixationPollinator SharingBeneficial Insect Habitat

Wheel CactusOpuntia robusta

Nitrogen FixationNurse Plant

Antagonistic Plants

Hall's Creek WattleAcacia cowleana

Closely related Acacia species compete intensively for the same ecological niche and resources

Uses

Functions

Nitrogen FixationWindbreakErosion ControlWildlife HabitatSeed Production

Edible Parts

Seeds

Medicinal Uses

Bark For Tannins

Common Questions

What zones does Thick-horned Wattle grow in?

Thick-horned Wattle grows in USDA hardiness zones 9 through 11.

Is Thick-horned Wattle a nitrogen fixer?

Yes, Thick-horned Wattle is a nitrogen fixer and can help provide nitrogen to neighboring plants in a guild or polyculture.

What are good companion plants for Thick-horned Wattle?

Good companions for Thick-horned Wattle include Desert Bean, Desert Myrrh, Queen of the Night Cactus, Buckhorn Cholla, Silver Cassia.

Design guilds with Thick-horned Wattle and see companion relationships visually.

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