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But the attractive Japanese barberry is an invasive species that can grow unchecked by predators or diseases, taking space and sunlight away from native plants and trees. On July 24, the Pennsylvania ...
What: Dwarf Purpleleaf Japanese Barberry, or berberis thunbergii f. atropurpurea Concorde, was selected for its small, compact size and dense growth. In spring, deep red-burgundy foliage emerges ...