Now is the time to treat for spruce needle cast diseases. Do you know what’s wrong with your spruce…
Jeffrey Hahn, Extension Entomologist Typical carpenter ant. They are identified by having a one segmented node and an evenly…
M. Grabowski, UMN Extension Apple scab at mid summer M. Grabowski, UMN Extension Two common leaf spot diseases that…
Michelle Grabowski, UMN Extension Educator It is now the high risk period for oak wilt in Minnesota. Gardeners in…
Published in Minnesota Gardening
Jeffrey Hahn, Extension Entomologist We have waited patiently (or in some cases impatiently) for the arrival of spring. Now…
Published in Minnesota Gardening
M. Grabowski, UMN Extension Educator Fresh pruning cuts on an oak tree. M.Grabowski, UMN Extension If you have oaks…
Published in Minnesota Gardening
Michelle Grabowski, UMN Extension Educator Black knot gall on a wild cherry tree. M. Grbaowski, UMN Extension An important…
Published in Minnesota Gardening
Jeffrey Hahn, Extension Entomologist It can be common for wood boring insects to emerge from firewood that is brought…
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