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Pignut Hickory

Carya glabra

Last reviewed: June 2026

Pignut Hickory (Carya glabra)
Photo: Robert H. Mohlenbrock. USDA SCS. Southern wetland flora: Field office guide to plant species. / Wikimedia Commons (Public domain)

Pignut Hickory (Carya glabra) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs or cats (aspca.org, last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

full sun

Water

medium

Size

600"–900" H × 300"–600" W

Bloom

Apr, May

Native to

AL, AR, CT, DE and 27 more states

Pollinators

bees, beetles

Browse plants for this ecoregion

Pignut hickory is a large native shade tree that develops a distinctive oval crown and attractive bark texture with age. This long-lived deciduous tree produces small inconspicuous flowers in spring followed by nuts that drop in fall.

In an HOA neighborhood

Pignut Hickory is an HOA-friendly choice. Maintenance level: moderate. Tidiness: 4 out of 5.

Works well in: front yard, street edge, mid zone, backyard only.

  • Nut drop in fall requires cleanup
  • Very large mature size may overwhelm smaller properties

Wildlife value

Host plant for banded hairstreak, luna moth, hickory tussock moth.

The spring flowers attract bees and beetles for pollination. The nuts provide important food for squirrels, chipmunks, and many bird species.

Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Does Pignut Hickory fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.