Hercules' Club
Zanthoxylum clava-herculis
Hercules' club (toothache tree) is a spiny native tree with aromatic citrus-scented foliage and corky, knobbed bark, a key larval host for giant swallowtail butterflies and a source of fruit for birds.
- Family
- Rutaceae
- Type
- tree
- Lifespan
- perennial
- Height
- 15–30 ft
- Spacing
- 10–25 ft apart
- Light
- sun
- Soil moisture
- dry
- Soil pH
- acidic
- Bloom
- March, April
- Bloom colors
- yellow, green
- Wildlife value
- butterflies, larval host
- Landscape uses
- hedge or screen
- Native states
- AL, AR, FL, GA, LA, MS, NC, OK, SC, TX, VA