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Hercules-club

Zanthoxylum clava-herculis

Found in maritime forests, dunes, shell middens, shell hammocks, maritime scrub, inland (in FL and GA) in hammocks. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you

59
Strong

Native to Alabama. How scores work Is it native here?

Profile 94%

Height
30–40 feet
Spread
12–15 feet
Light
Full sun, Partial shade
Soil moisture
Somewhat dry to moist

Space about 13.5 ft apart from its recorded spread. Enter your bed size for a count

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At a glance

Life cycle
Woody perennial
Leaves
Deciduous
Bloom
March to May
Fruiting season
June to September

Recorded in 19 Alabama counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 3

Maritime forests and thickets

Salt-pruned forests and shrub thickets behind coastal dunes.

Coastal dunes and beaches

Open sand of beaches, dunes and the hollows between them.

Coastal Plain hammocks

Dense, evergreen groves of live oak, magnolia and other hardwoods in the southern Coastal Plain, from dry oak domes to wet hydric hammocks and south Florida's tropical hammocks; salt-shaped maritime hammocks are maritime forests.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 99 animals.

All wildlife of Alabama

Ecological relationships

Who uses this plant?

What these records mean

7CaterpillarsGenus host records with ranges including AL

Genus host records with ranges including AL · Zanthoxylum

  • Cryptothelea gloveriiOrange Bagworm
  • Dichomeris citrifoliellaOrange Webworm Moth
  • Hyphantria cuneaFall Webworm
  • Orgyia leucostigmaWhite-Marked Tussock Moth
  • Papilio cresphontesEastern Giant Swallowtail
  • Papilio glaucusEastern Tiger Swallowtail
  • Papilio troilusSpicebush Swallowtail
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
5BeesSoutheastern regional records

Southeastern regional records · Zanthoxylum

Individual names are not available yet.

Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
6BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Zanthoxylum

  • Anthus rubescensAmerican Pipit
  • Colinus virginianusNorthern Bobwhite
  • Columbina passerinaCommon Ground Dove
  • Leptotila verreauxiWhite-tipped Dove
  • Vireo olivaceusRed-eyed Vireo
  • Zenaida asiaticaWhite-winged Dove
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Rutaceae
Flower color
Yellow, green or white
Fruit begins
June
Fruit ends
September

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Hercules club

Conservation status

Alabama rankSNR
Global rankG4
AL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources