Japanese Beetles: Have They Left Yet?
Visiting the garden of a friend recently, I was just about to ask that question: Have the Japanese beetles left yet? The answer, however, was…

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Visiting the garden of a friend recently, I was just about to ask that question: Have the Japanese beetles left yet? The answer, however, was…
I hate to go all Elmer Fudd or Mr. McGregor on you, but I really do not like rabbits, especially in my garden. They can…
Our editor took the picture above yesterday in a nice rose garden in the eastern Twin Cities. In case you don’t recognize it (he was…
Here’s the thing about plants that become invasive: They usually start out as a plant someone loves. Buckthorn was hailed as a great hedge plant…
Many Minnesotans hoped that last winter’s polar vortex and the nasty cold temperatures it brought with it would push back the Emerald Ash Borer (EAB),…
April really is the cruelest month for gardeners in the North. It’s the time when we see all the damage that has occurred over winter….
During several garden tours recently, I’ve spotted one of the few Minnesota-hardy cacti–Opuntia macrorhiza, which is commonly called plains prickly pear. It’s a native Minnesota…
While several weeks later than last year, Japanese beetles definitely have arrived in Minnesota. I saw several on a garden tour last weekend and gardeners…
Updated May 2025 In this previous post, we offered a few tips from Jackie Smith of the University of Minnesota Extension Master Gardeners of Carver…
During the Minneapolis Spring Home and Garden Show, I stopped by a table with information about Emerald Ash Borer and other invasive and potentially invasive…
Pruning is one of those gardening topics that has an air of mystery about it. When is the best time to prune trees? Why do…
We are hearing many reports from gardeners about aster yellows, a highly contagious plant disease spread by aster leafhoppers. Plants show more symptoms during periods…
Yesterday, we posted about three of the six insects University of Minnesota entomologist Jeff Hahn thinks northern gardeners should watch out for. So, here’s the…
At the recent Upper Midwest Master Gardener conference at the Minnesota Landscape Arboretum, entomologist Jeff Hahn led a session called “Watch Out for These Insects.”…
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