Carya glabra

Pignut Hickory

Juglandaceae

Plant Specifics

Form:Tree
Life Span:Long-lived perennial
Flower Color:Yellow,green
Fruit Color:Brown
Phenology:Deciduous
Noted for:Fall color, Interesting foliage, Hurricane wind resistance

Landscaping

Recommended Uses:Excellent specimen or shade tree in areas where its roots will not be disturbed.
Considerations:Does not tolerate root disturbance. The author has lost multiple trees due to a fungal root pathogen that was apparently able to enter the tree when roots were disturbed by vehicles and construction. Nut and leaf litter can be a problem in residential landscapes.
Propagation:Seed.
Availability:Native nurseries, FNPS plant sales, Seed
Light: Full Sun,  Part Shade
Moisture Tolerance:
always floodedextremely dry
 (Usually moist, occasional inundation ----- to ----- Very long very dry periods)
Moisture Tolerance: Usually moist, occasional inundation ----- to ----- Very long very dry periods
Salt Water Flooding Tolerance:Not salt tolerant of inundation by salty or brackish water.
Salt Spray/ Salty Soil Tolerance:Low/no tolerance of salty wind or direct salt spray
Soil or other substrate:Loam, Sand
Soil pH:Mildly acidic to neutral

Ecology

Wildlife:
 

A favorite food of squirrels. 

Insects:
 

Larval host for many moths including; luna moth (Actias luna), hickory leafroller moth (Argyrotaenia juglandana), royal walnut moth (Citheronia regalis), and walnut sphinx (Amorpha juglandis).

Native Habitats:Xeric hammock, mixed upland forest, pine-oak-hickory woods.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
8A 8B 9A 9B 

USDA zones are based on minimum winter temperatures

Comments

Ethnobotany:Nut is bitter.
General Comments:Called pignut because pigs eat the nuts.