New Research Shows Grasses Can Fortify Forests Against Buckthorn Invasion

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New University of Minnesota research suggests that seeding native plants alongside invasive removal efforts may turn the tide in the battle against buckthorn.

New University of Minnesota research suggests that seeding native plants alongside invasive removal efforts may turn the tide in the battle against buckthorn.

Buckthorn is one of Minnesota’s most widespread invasive species. Each year millions of dollars are spent trying to remove it from the state’s woodlands and forests. Most attempts offer a temporary reprieve as buckthorn quickly re-establishes dominance in the following years.

Recently published in Ecological Engineering, researchers show that heavily seeding native grasses, like Virginia wildrye, alongside buckthorn removal efforts greatly reduces the number and size of new buckthorn trying to reclaim the site.

Read More: University of Minnesota

Native grasses, like wildrye, can help reduce the number and size of new buckthorn. (Photo Credit: Mike Schuster)