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Minnesota researchers are planting ‘survivor’ trees in hopes of defeating Dutch elm disease

Decades after Dutch elm disease wiped out nearly all of Minnesota’s grandest trees, a quiet revival is taking root. At a senior living community in Oak Park Heights, 36 young elms—cloned from disease-resistant survivors—were planted with the help of two retired foresters[...]

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Prairie Expedition Elm a disease-resistant, NDSU variety

A new variety of elm tree, the Prairie Expedition Elm, was discovered South of Fargo among a stand of trees taken by Dutch elm disease. The disease-resistant tree was cloned and is now being cultivated commercially. It grows tall, grows fast, and[...]