Female plants produce waxy gray berries, or drupes, toward the end of summer, which are attractive to several songbirds.

choking out native plants while attracting insects that can transmit diseases. Japanese barberry is an invasive species, meaning it is not a native U.S. plant. The plant made its domestic debut ...

Japanese barberry is an invasive shrub that harms the environment and human health (not to mention our animal companions). They have escaped our gardens and now outcompete native plants in our forests ...

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.