Aralia spinosa
Devils-walkingstick, Hercules-club
Mature Size, Growth, Longevity
Average mature size of 10-20' tall and 10-15' wide, can get to 40' tall in optimal conditions. Small tree or large shrub, often develops new shoots at the base. Slow to moderate growth rate on old wood, but can be fast growing on new root shoots.
Native Range
Native Pennsylvania to Iowa, Florida to Texas.
Flower and Fruit Details
Flowers are small, whitish, from July to August, produced in large panicles at the end of the branches. Fruits are purple-black drupe with 3-5 hard endocarps, August into October. The fruit is somewhat ornamental for several months in late summer through early fall, and often devoured by birds upon ripening.
Leaf and Bark Features
Leaves alternate, bi- to tri-pinnately compound, 32-64" long, rachis has scattered thorns. Leaflets ovate, 2-4" long, acuminate, serate. Petiole to 10" long. Medium to dark green, sometimes lustrous. Large compound leaves give a tropical effect. Yellow-green to yellow fall color. Bark is gray, with thorns.
Culture and Care
Easily transplanted. Performs best in well-drained, moist, fertile soils in full sun or partial shade. Can tolerate dry, rocky or heavy soils, pH tolerant. Zones 4-9. No serious disease or insect problems.
Strengths, Weaknesses, Other Facts
Freely develops new shoots from roots, which may create a maintenance problem.
Suggested Uses
Use in borders, or rugged out-of-the-way areas.