Ask the Expert

Is there a way to safely compost without attracting bears?

Question: Is there any way to safely compost without attracting bears? I live in an area known to have bear traffic and am looking for advice on ways to compost without drawing their attention. Answer: Jonathan Foster, Home Horticulture Outreach Professional I don’t have any direct experience with the problem (our bears went after the […]

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Is it better to use rain water or city water for watering your garden?

Question: I am planning a new home flower and vegetable garden and am wondering if it would be better to use rainwater rather than city water? Answer: Jonathan Foster, Home Horticulture Outreach Professional Neither is bad, but the answer depends on which plants you want to grow, what your budget/available workload is, and your perspective. […]

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When is the best time to prune beach roses?

Question: When is the best time to prune beach roses? We have a row of one and two-year-old bushes which have put out a lot of suckers and tall new growth. We are hoping for a wild-looking hedge. Also, the hips all turn black a short time after turning red.  Answer: Jonathan Foster, Home Horticulture […]

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How do I kill off artillery fungus?

Question: How do I kill off artillery fungus? Answer: Jonathan Foster, Home Horticulture Outreach Professional The solution to artillery fungus (Sphaerobolus spp.) is to remove the source of the ongoing infection–typically, mulch, compost, old wood shingle siding, any kind of decaying organic material. I would prune out heavily affected plant material (removing the deposits usually do more damage […]

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How do I plan a flower garden?

Question: I am looking to start a flower garden and wanting advice on size, seed and what to plant. Answer: Jonathan Foster, Home Horticulture Outreach Professional The UNH Extension has a great resource for homeowners on controlling crabgrass, including a nice summation of the corn gluten situation: Now that our growing season is winding down, this […]

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What are the current thoughts on using corn gluten to discourage crab grass?

Question: What are the current thoughts on using corn gluten to discourage crab grass? Answer: Jonathan Foster, Home Horticulture Outreach Professional The UNH Extension has a great resource for homeowners on controlling crabgrass, including a nice summation of the corn gluten situation: “Some gardeners swear by the use of corn gluten as an organic pre-emergent herbicide, […]

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How do you dispose of trees that have an Emerald Ash Borer infestation?

Question: We have five Green Ash trees planted in 2018 that are now completely dead and the trunks are full of exit holes. I have never seen an Emerald Ash Borer (EAB) on the plants. They are scheduled for removal and replacement with apple trees. Considering the concern around EAB, are there removal and disposal […]

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