Once used widely in gardening, landscaping and erosion control, non-native plants like those pictured here can be found in yards, along roadsides and in business lots across the country. Free from natural restraints, alien plants, pests and diseases can establish themselves in new areas and eventually supplant native species.
You can help! Click on each of the pictures to learn what you can do to fight invasives and preserve the species native to your region.
This wood-boring insect has infested and killed thousands of trees in New York City, Chicago, Ohio and Toronto.
This invasive insect is wreaking havoc on Ash trees. Learn More.
Giant Salvinia can completely cover waterways, making boating and fishing nearly impossible. Learn More
Kudzu can grow an astonishing rate of up to one foot per day! Learn More
Multiflora rose damages pastures and crowds out other vegetation and crops. Learn More
Stands grow to thousands of acres in size, eliminating crucial open-water habitat for species such as butterflies and rare amphibians. Learn more
when a species is introduced into a new landscape that is not used to its presence, the consequences can be devastating. Learn more
This invasive tree's root system is aggressive enough to damage sewer systems. Learn more