Gardening Q and A

Azalea and Rhododendron – Root Rot (Wilting)

Q: I moved into my house in an older neighborhood in 1996. One of the selling factors was that I had seen large azaleas blooming there the previous spring. Since I moved in, though, one by one my azaleas are...

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Vegetable Seed – How Long to Save

Q: Are last year’s seeds for our vegetable garden still viable or should they be thrown out? A: If the seeds have been kept cool and in darkness, they may well be viable this spring. Here’s a test that will...

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Stump – Covering with Vines

Q: We want to use a large root ball from a downed tree as a centerpiece for our front yard. What kinds of flowers, or hanging vegetation, would grow well on the root ball? It is about six feet across...

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Seed – Organic Sources

Q: Can you tell me whether or not most of the vegetable seeds sold in stores are genetically modified? I would prefer to grow “natural” vegetables (ones that are still close to their original breed) instead of the new modified...

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Skunk Vine – Control

Q: Skunk vine is becoming a real gardening problem in south Georgia. It is spreading from the woods into and over our landscape plants (azaleas, Indian Hawthorn and others). What can we do? A: Glyphosate (Roundup, etc) will kill it,...

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Wild Onion – Edibility

Q: I am interested in knowing if the wild onions popping up all over my yard are edible or not. One of my friends said they are poisonous. A: Well, they are certainly edible but you won’t get kissed any...

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Mosquito Control – Mineral Oil

Q: After making several rain barrels we bought mosquito donuts to put in each one. Now we are unable to easily find them; the hardware stores are having a hard time keeping them in stock. Since birds and animals would...

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Wild Onion – Control

Q: What can I do to rid my Bermudagrass lawn of an infestation of wild onions? I’m a transplant from Illinois and have not faced this type of problem with my turf before. A: As with any weed, you have...

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Homestead Purple – Rejuvenating

Q: I planted ‘Homestead Purple’ verbena almost two years ago. Last year it bloomed just about year round because the weather did not get cold enough to hurt it. This year it has been pretty much completely bitten back. Should...

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Palmetto Bug (Roach) – Control

Q: We have noticed palmetto bugs (a.k.a. large brown roaches about two inches long) in vast numbers all over our driveway. My daughter is afraid to walk up the driveway and I am always prepared to hear one crunch under...

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Goldenrain tree – Not Blooming

Q: I planted a goldenrain tree, per your suggestion, four years ago. Although you promised bright yellow blooms in June, that has never happened. Will it ever bloom? A: My wife is an elementary reading specialist. Practically every week she...

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Flowers – Drought-proofing

Q: I enjoy replanting my flower beds twice a year (spring & late fall), but I am concerned that the drought will result in a change from our current restricted watering to a total water ban. Can you please recommend...

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Daffodil vs Jonquil – Identification

Q: We were having a discussion at the office about daffodils and jonquils, and we would like to know the difference between them. Would you please enlighten me? A: Bringing light to the dark corners of garden knowledge is my...

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Weeping Cherry – Pruning

Q: For the first four years I had a very nice weeping cherry: all the branches wept downward and all of the flowers were pink. In the spring of 2000, after flowering all pink again, new branches began to grow...

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Stump Sprouts – Developing Into a Tree

Q: In my yard I have an oak tree stump that remains from a tree cut down two years ago. In the meantime, several new sprouts have emerged from the stump. I have kept one of these sprouts and cut...

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Fever Tree (Pinckneya) – Care

Q: A few weeks ago on your radio show you had a guest from Callaway Gardens who spoke about a plant that is ideal for a lake or wet area. She called it a fever tree, but I did not...

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Roach – Control

Q: I need a recipe for roach bait. I have tried the boric acid, bacon grease, onion, dough recipe but wondered if there isn’t a better one. I’ve tried bait stations but they didn’t work. A: The bait stations from...

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Pecan – Flood Tolerance

Q: I want to plant pecan trees in a low lying area that floods every eight to ten years. The water can get as deep as one meter and stays there for two to four weeks. Can a pecan tree...

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