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Invasive Plants


Developing Sterile Invasives (Why Bother?)

by Ellen Sousa Maine has become the latest state to ban the sale of exotic invasive plants Burning Bush (Euonymus alatus) and Japanese Barberry (Berberis thunbergii), both long-time staple plants of the landscaping industry that have seeded and spread aggressively into natural and agricultural areas in eastern USA. But are you aware of USDA-sponsored research…

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Mechanical Control of Invasive Shrubs on Oyster River Forest in Durham, NH

by Gerry Hawkes In September of 2014, the eight-acre, abandoned West Field on Oyster River Forest was cleared of invasive shrubs by uprooting and shredding. This was a superior alternative to herbicides because it eliminated the risk of watershed and aquifer contamination; left no standing dead shrubs; smoothed and prepared planting sites in the process…

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Mystery Plant Identification

Plant Identification Challenge Solved Thank you to the many readers who responded to the June Plant Identification Challenge. Glenn White, New Jersey, was the only entry to correctly identify Ixeris stolonifera, or creeping lettuce. Ixeris stolonifera is listed in the Natural Resources Conservation Services’ (NRCS) PLANTS Database as introduced throughout Delaware and New Jersey and in…

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Invasive Plant Species Management

by Michael DeRosa Invasive plants tend to be fast growing species found throughout abandoned landscapes, roadsides, along stream banks, and neglected gardens. These plants are effective in occupying areas otherwise controlled by our native species. As the range of non-native, invasive species expands they displace our native species and can have a profound effect on insect…

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Making Good Use of Volunteer Resources for Invasive Plant Control

How conservation non-profits can recruit and retain volunteers for exotic invasive plant control projects by Bruce Wenning Many non-profit conservation organizations struggle with well-intentioned ideas and plans about how to rid their lands of exotic invasive plants. Some have enlisted interested staff with a few dedicated, but sporadic volunteers to help with the removal of…

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Tackling Invasives with a Tool Loan Program

by Melissa Brogle Invasive plants can have a detrimental impact on habitats and watersheds, including the Great Bay watershed in New Hampshire. However, to make their invasive control/removal efforts more effective and a little easier, groups working to combat invasive plants on the seacoast can borrow some tough “weed wrenching” tools.

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