A common fungal disease of cherry and plum trees is widespread in Greater Columbus, likely worsened by the abnormally wet conditions experienced locally both this spring and last spring. Black knot, ...

Question: Please help! I just noticed that my wild plum tree in my backyard has some sort of fungus growing on it. Is there anything I can do, or is it diseased beyond repair? It was healthy this ...

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If you have cherry or plum trees, now's a good time to check for a disease called black knot fungus. The fungus can go unnoticed with summer foliage but is apparent when trees are winter-bare. Also ...

Q Could this be bacterial galls I'm seeing on older Santa Rosa plum trees? If so, should I remove the older trees with galls? A The black, gnarly growths are actually caused by a disease known as ...

Q: I have a question about several of our young plum trees. Some of the fruit are all brown and shriveled up. Any idea what is happening? - Lisa Rakowski, Mayville, N.D. A: Thanks for the great photo, ...

Gardening season is on its way and you may have questions as you prepare for spring. To ask one, simply go to the OSU Extension website, type in your question and include the county where you live. A ...