Wisconsin

Juglans species (Walnuts, Butternut)

Quarantine:

Due to Thousand Canker Disease, Walnut Twig Beetle, Geosmithia fungus, Nursery stock must be certified as pest free.

Ampelopsis Brevipedunculata Elegans species (Porcelain Berry)

Prohibited:

Due to the Porcelain Berry being considered a Noxious Weed it is prohibited to Wisconsin.