Paul Cigan, forest health specialist at the Wisconsin Department of Natural Resources.

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Content referencing Paul Cigan

DNR Confirms Oak Wilt In Ashland County
Help Protect Oak Trees From Oak Wilt
Press Release

Help Protect Oak Trees From Oak Wilt

Hold Off On Pruning Until After July

Prune Oak Trees In Winter To Help Prevent Oak Wilt
Help Protect Oak Trees From Oak Wilt
Press Release

Help Protect Oak Trees From Oak Wilt

The DNR Recommends Not Pruning Until After July