Gardening Q and A

Tree Limbs – Post-Removal Care

Q: Is there a good sealant to spray where tree limbs are removed? A: No sealant is needed or recommended after removing a limb. Trees repair wounds by internally “walling off” the damaged area. Tar and other materials retard the...

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Dogwood – Grass Growing Beneath

Q: Writing in your recent email newsletter about dogwood twig borer, you told the questioner that grass growing under a dogwood can have a detrimental effect on the tree. We have vinca vine growing under our 30-year-old dogwood. The tree...

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Zoysia – Proper Mowing

Q: I live in a townhouse community where the maintenance company mows the zoysia yards with a riding mower. Should the zoysia be mowed with a riding mower or reel mower? A: Zoysia can be mowed with a rotary riding...

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Pots – Too Heavy

Q: I have some large potted plants that are too heavy for one person to move. I’d like to repot them now. Is there something I can fill the bottom of the pots with that’s not so heavy? A: Emptied...

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Lemon – How Much Light?

Q: Is it better to over-winter a four-foot Meyer lemon in a greenhouse, in an unheated basement beside a large window, or in the house? A: The lemon tree wants as much light as you can give it. A greenhouse...

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Roses – Rose Rosette Virus

Q: Earlier this year I removed three roses that were infected with rose rosette virus. My one remaining rose seems unaffected. Is there anything I should do to my pruning tools to insure I don’t spread the virus to this...

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Pine – Fighting Bark Beetle

Q: Is there anything I can do to stop or delay the onset of a pine bark beetle attack? A: The best defense is to help the trees fight their own fights. To that end, keep the trees watered in...

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Crapemyrtle – Tree or Bush?

Q: Would crape myrtles be classified as a tree or large bush? Our neighborhood is ten years old and many homeowners are removing their oaks and maples and replacing with crape myrtles. A: I think the definition varies according to...

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Fescue – Too Much Seed

Q: I planted a new lawn in my back yard using eighty pounds of seed over four thousand square feet. By the end of September, the grass was lush, green and four inches tall. But after a few days, the...

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Kudzu – Growing Inside

Q: I live in Nevada and would like try growing kudzu as a indoor house plant. Do you know where I can purchase seeds? A: As we say in the South “Margie, Margie, Margie….are you tetched in the head?” But...

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Asparagus – Moving The Bed

Q: I have a question about moving an asparagus bed. I have moved and I want to dig my asparagus bed and move it to my new home. Can I move it now? A: Now is a terrific time to...

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Rye – Overseeding With Other Grass

Q: Should centipede and St. Augustine lawns ever be overseeded in fall with rye? A: No to both. Although bermudagrass tolerates ryegrass overseeding reasonably well, centipedegrass and St. Augustinegrass lawns do not. The fertilizer you give the ryegrass will stimulate...

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Wood Chips – Use As Mulch

Q: I have an older friend whose yard and beds I’ve taken on as a fall project to make them low maintenance. I’ve read online about using thick wood chip mulch to make better soil. What do you think? A:...

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Luffa – Should I Worry?

Q: I am writing a newsletter article about luffa vine. The fruit of the vine has lots of seeds and I want to be sure it’s not invasive. A: If you plant a luffa gourd seed in April, you’ll worry...

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Blueberry – Winter Care

Q: I planted a blueberry bush back in the summer and it has thrived. Do I need to protect the bush during the winter months? A: Blueberries are perfectly winter-hardy, so there’s no need to protect them from cold. Eventually...

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Cypress – Tips To Pruning

Q: I have large Leyland cypresses which I would like to prune. The trees are twenty feet wide and thirty feet tall. I want to prune back three feet at the bottom of the trees all the way around. But...

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Roses – Disease Resistant Climbers

Q: I am interested in the disease-resistant qualities exhibited by roses developed by Bill Radler, the originator of Knock Out(tm) roses. Which climber would you recommend? A: I found online three climbing roses with links to Mr. Radler: Morning Magic(tm),...

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Bulbs – Planting For Quality

Q: I recently bought a home and am excited to plant daffodil bulbs in the yard. I have planted daffodils previously with limited success. My question is: do more expensive bulbs mean higher quality or is it more a matter...

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