
(Berberis wilsoniae)

Barberry, Wilson's barberry, Wilson barberry
Berberis wilsoniae is a species of flowering plant in the family Berberidaceae, native to China. It is a deciduous shrub that can grow up to 5 feet (1.5 meters) tall and 6 feet (1.8 meters) wide. The plant has spiny stems and glossy green leaves that turn reddish-purple in the fall. It produces small, yellow flowers in the spring, followed by dark blue berries in the summer.
3-5 feet (0.9-1.5 meters) tall and 4-6 feet (1.2-1.8 meters) wide.
Berberis wilsoniae prefers full sun to partial shade. It can tolerate some shade but will produce fewer flowers and fruits.
The plant is adaptable to a wide range of humidity levels and does not require any special humidity conditions.
Fertilize the plant in the spring with a balanced fertilizer. Avoid fertilizing in the fall as this can stimulate new growth that may not have time to harden off before winter.
Prune the plant in the late winter or early spring before new growth appears. Remove any dead or damaged wood and thin out any overcrowded branches. You can also shape the plant at this time.
The plant is generally resistant to pests and diseases, but may occasionally be affected by aphids, spider mites, or scale insects.
Not suitable for indoor cultivation.
The plant prefers moist but well-drained soil. Water regularly during the growing season, but avoid overwatering which can lead to root rot.
Berberis wilsoniae is hardy in USDA zones 6 to 9. It can tolerate cold temperatures down to -10°F (-23°C).
The growing season for Berberis wilsoniae is from early spring to late fall.
Berberis wilsoniae is relatively easy to grow and maintain. It is a hardy plant that can tolerate a range of conditions.
USDA hardiness zones 6 to 9.
Berberis wilsoniae is named after the Scottish plant collector, Ernest Henry Wilson, who discovered the plant in western China in 1901.