Invasive Plants List for Pennsylvania

Q: Interested in learning more about what plants are invasive and why that matters?

A: Head on over to Invasive Plants by the United States National Arboretum for all the information you’ll need. Scroll down that page for a link to your state where you can find out more about invasive plants that are causing problems in your locale.

For Pennsylvania the DCNR lists many forbs/grasses as invasive.

For a plant to be invasive

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