Ask the Expert

What is the best way to plant shadblow bushes in clay conditions?

Question: I recently purchased two shadblow bushes (Amelanchier canadensis). We have very heavy marine clay on our property. I often amend with lots of compost/rich soil, but recently I am hearing more and more about how too much compost can create conditions where the roots just stay in the soil-rich area. Approximately how much compost/rich […]

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How do you manage rust on hollyhocks?

Question: Every year my great hollyhocks are practically destroyed by RUST. They enjoy full sun and super air circulation.  I trim, sanitize my tools constantly and use fungicides to no avail. Wondering if you have any advice? I am thinking of digging and destroying them as it’s way too time consuming at this point. Answer: […]

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Would you provide advice on controlling grasshoppers and Japanese beetles?

Question: I have experienced an invasion of grasshoppers that have devastated my flower gardens for the last two years. I’ve read NOLO bait is a good product to kill grasshopper eggs but this will not be available to purchase. Can you offer a recommendation? I would also like advice to deal with Japanese beetles. Answer: […]

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How do you get rid of voles and moles in the garden?

Question: How do you get rid of voles and moles in the garden? Online, I have seen that many of the usual methods, scent, and castor oil really don’t work. Can you suggest an effective method? Answer: Jonathan Foster, Special Project Assistant Voles and moles can be quite a headache for gardeners and homeowners. I […]

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Is seaweed good to put in/on your vegetable garden?

Question: Is seaweed good to put in/on your vegetable garden?  Should it be rinsed, dried, or otherwise treated to reduce the salt on it before putting it in the vegetable bed? Answer: Jonathan Foster, Special Project Assistant I will refer you to an article written by my UMaine colleague, Liz Stanley, for the Maine Home Garden News […]

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What advice do you have for pruning semi-draft apple trees?

Question: Can I have someone or can you recommend someone who can give me some on-site apple pruning advice? I have three semi-dwarf trees that aren’t neglected, but just amateurly pruned every year. I have a lot of what I think is excess growth on these 15 year old trees. Answer: Lynne M. Holland, Horticulture […]

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What is some preseason advice for grape vines?

Question: I am unsure if I have a disease problem, an appropriate care problem, a pruning issue, or some other issue. Obviously the two vines are dormant now, but I would appreciate some preseason advice. Answer: Lynne M. Holland, Horticulture and Social Media Professional It is really difficult to diagnose that there is a problem […]

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