Ask the Expert

How should I amend the soil in my greenhouse?

Question: I have a 10 x 10 greenhouse with raised beds. I added soil and ProMix to it and have used fertilizer for the five years I’ve had it. I heard that the soil in a greenhouse may become degraded after a while due to the lack of being outdoors. Is it possible that my […]

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Can I use leaves for mulch in the gardens over winter?

Question: Can you use leaves for mulch in the gardens over winter? After this month’s snow, as I raked again, the undergrowth was green and flourishing. Answer: The answer is yes. They’re great for protecting the plants from desiccation, protecting the soil from erosion, and keeping the frost in the ground so plants don’t heave. […]

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When is the best time to seed a lawn and what type of grass is best?

Question: My husband and I are building a new home in Kennebunkport (Cape Porpoise). We are finally getting close to completion and are wondering about seeding the lawn. Should we wait until spring? Or will the grass have time to grown and harden off before winter so that it will survive? Is there a specific […]

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What apple varieties do recommend for Zone 5?

Question: We just bought a place in Sweden, Maine, zone 5a, with Adams type soil/outwash sand and I’m looking to plant a few apple trees. What varieties of apple would you recommend? It’s not an exposed site; fairly sheltered from wind. We will be clearing an area for the trees. Answer: We have a lot […]

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Can beneficial nematodes help control Japanese beetles?

Question: I have read that beneficial nematodes may be helpful in controlling a Japanese beetle infestation that is attacking my vegetables, flowers, and shrubs. If so, what kind should I be looking for? Where can I get them? How are they applied? Answer: Here’s information from Maine’s YardScaping Program, including links to a nematode fact […]

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How often should I water my vegetable garden?

Question: We live in South Portland and there is a drought at the moment. How often should we water our vegetable garden? Answer: Ideally, 1.25 to 1.5 inches of rain per week is enough for most gardens. A rain gauge can help you decide when to water. It’s good to get water down to 5-6 […]

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