A second prune may only be necessary if you are growing barberry as hedging plants to keep them neat and formal. Deciduous types of barberry are best pruned during dormancy from late winter to ...

Japanese barberry is a highly aggressive invasive species. It produces large amounts of seeds and has the ability to regenerate if segments of the root are left in the ground. Branches that make ...

For more than two decades, Pia Van de Venne of Murrysville has been working to rid the municipality’s parks of invasive plants including barberry, garlic mustard and Japanese stilt-grass.

Initially introduced as an ornamental shrub, Japanese Barberry has become invasive in various parts of the United States. It forms dense thickets that displace native plants and alter habitats.