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Plants that Cause Problems in the Forest

It has been estimated that about 1/3 of all the plant species presently known to occur in New York are non-native. Of these, some have demonstrated the ability to crowd out native vegetation, alter local ecology, or cause harm to people or animals.

Click on this giant hogweed to find information on plants that can cause problems in the forest.
Giant Hogweed photo courtesy of
Jan Samanek, State Phytosanitary
Admin., www.forestryimages.org

Giant Hogweed