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Pignut Hickory

Carya glabra, Juglandaceae

Zones
4–9
Layer
Canopy
Lifespan
Perennial
Growth
Slow

Guild Roles

ProducerShade Provider

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

Yellow Crown VetchCoronilla scorpioides
Nitrogen FixationBeneficial Insect Habitat

Antagonistic Plants

Powderblue Rabbiteye BlueberryVaccinium ashei

Pignut hickory produces compounds that inhibit blueberry growth and both compete for soil nutrients.

Texas hickoryCarya texana

Hickory species exhibit root competition and mild allelopathic effects when growing in proximity

Uses

Functions

Nut ProductionTimberWildlife Habitat

Edible Parts

Nuts

Common Questions

What zones does Pignut Hickory grow in?

Pignut Hickory grows in USDA hardiness zones 4 through 9.

What are good companion plants for Pignut Hickory?

Good companions for Pignut Hickory include Yellow Crown Vetch.

Design guilds with Pignut Hickory and see companion relationships visually.

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