List of invasive plant species in New Jersey

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File:Dukeislandpk.JPG showing invasive lesser celandine (Ranunculus ficaria)]]

Numerous plants have been introduced to the US state of New Jersey in the last four hundred years, and many of them have become invasive species that compete with the native plants and suppress their growth. Duke Farms identified 55 invasive species on its property and investigates methods to control them. Major invaders are:[http://www.dukefarms.org/en/Visit/Field-Guides/Full-Field-Guide1/Full-Field-Guide/ Invasive Plant Field Guide] {{Webarchive|url=https://web.archive.org/web/20140825140237/http://www.dukefarms.org/en/Visit/Field-Guides/Full-Field-Guide1/Full-Field-Guide/ |date=2014-08-25 }}. Duke Farms.