Managing Insect, Diseases, and Animal Pests

What’s the best way to deter miner bees without killing them?

Question: We recently discovered quite the community of miner bees near our home we recently purchased. They are living within a patch of ground that is about eight feet long and two feet wide between our walkway and our driveway. The entire patch is filled with different miner bee colonies. I know that they are […]

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What’s happening to the lower branches of my blue spruce?

Question: We live in York, near the Harbor. We’ve been here four years from southern California. We are still learning about zone 6 plants and actual seasons. Our blue spruce, in the front yard looks like the lower branches, especially on the north side, are dying. Is this just the natural progression of the tree […]

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What’s chewing branches and stripping foliage in our fenced-in backyard?

Question: I noticed something is chewing small branches from tall trees like the poplars, and stripping foliage off euonymus in our fenced-in backyard. Answer: Tori Lee Jackson, Extension Professor of Agriculture and Natural Resources I know you said you have a fence, but this sounds like deer damage to me. Deer fencing needs to be […]

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What is causing the rot-like damage on my apple tree?

Question: My Ashmead’s Kernel apple didn’t do well last year. It looks like it didn’t overwinter well. I was doing some spring clean up and noticed some rot-like damage. Do you have any idea what is going on or how I can help? Answer: Tori Lee Jackson, Extension Professor of Agriculture and Natural Resources It’s […]

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What is gnawing the base of my cherry tree?

Question: I have noticed fresh holes at the base of what I am guessing is an ornamental cherry tree. I do not see any holes or issues up on the branches of the tree. It is a well-established tree, I am guessing 10+ years old as trunk diameter is fairly large even though the tree […]

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What can I do to control grubs in my lawn?

Question: I live on Vinalhaven island and we have been experiencing a lot of raccoon damage to lawns as they forage for something underground. I am told it is probably grubs, but I don’t know. My question is, can we do anything to control the grubs or whatever is the food source? I have tried […]

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What best practices should I suggest to Annual Plant Sale donors?

Question: I am working on an Annual Plant Sale and am seeking guidance about best practices to share with our plant donors — some of whom will be digging from their gardens — to reduce the likelihood of transferring crazy worms, invasive moths, or other general hangers-on. We always require that plants be potted in […]

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