Gardening Q and A

Fescue – Spray Before Mowing?

Q: Is it best to spray weed control on a fescue lawn before or after the lawn is cut? A: Great question! You’ll get best results spraying weed killer a couple of days after the lawn has been mowed, when...

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Black Mulch – Sun Is Not A Problem

Q: I want to mulch the beds in my yard and we really like black mulch because it makes the plants and flowers stand out. A neighbor said that black mulch is a bad idea because it absorbs heat from...

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Pennywort – Keeping It In Check

Q: I have pennywort in my St Augustine lawn. How can I control it? A: Like its weedy cousin, creeping Charlie, pennywort is tough to eradicate. Any of the three-way broadleaf weedkillers will give moderate control but products that contain...

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Mahonia – Pruning VS Pretty

Q: Is it too late to do a hard pruning on mahonias? A: I have mixed feelings about mahonia. The fragrant yellow flowers look great in late winter and wildlife eagerly consume the blue berries that follow. However, I don’t...

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Cannas – Transplanting Tips

Q: I planted ten different cannas which are all blooming, anywhere from three feet to six feet tall. I want to transplant the smaller ones. Do I have to wait for the blooms to finish? A: The cannas will be...

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Lemons – Using A Grow Light

Q: I want to purchase a grow light to help my Meyer lemon during the winter. A: I use a 26 watt (100 watt equivalent) CFL bulb in a shiny aluminum clamp light fixture. I keep it eight inches above...

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Ajuga – Helping It Spread

Q: My backyard is in deep shade so I cannot grow grass. However, ajuga seems to love it: nice flowers, low growth habit, no maintenance. How do I encourage ajuga to spread? A: Depending on the variety you have, ajuga...

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Azaleas – Pruning For Next Year

Q: The rain kept me out of the garden! Is it too late to prune azaleas? A: If you prune now, you’ll remove most of the flower buds for next year. Look at the tip of an azalea branch. That...

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Greenhouse – Tips and Equipment

Q: I built a greenhouse and would like some guidance for raising vegetables and flowers. A: It’s great fun to have a greenhouse. Nothing compares to being in a warm spot among bright flowers in winter! Finding the right site...

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Bean Beetle – Organic Control

Q: My green beans and butter beans have been devastated by the Mexican bean beetle. I tried picking them off, but after being out of town for several days, they had taken over. I try to avoid chemical pesticides but...

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Mondo – Needs No Covering

Q: I have planted lots of dwarf mondo grass, which I love. My yard man covers it in leaves every fall, saying that this is necessary to protect it from the cold weather. Is this correct? A: The tree leaves...

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Birch – Close To House

Q: I have a river birch that was planted sixteen feet from the house to provide shade. I’m concerned it is too close. I’m thinking I should remove this tree before roots invade the foundation. A: The roots won’t likely...

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Fescue – Black Beauty Seed

Q: I want a nice lawn and I want to use fescue, can you tell me about Black Beauty seed? A: Black Beauty is a brand name for various mixtures of tall fescue seed. The grower makes many claims but...

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Salsify – Not For Georgia

Q: My husband and I visited Shaker Village in Kentucky and had dinner there. One of the side dishes was a delicious salsify au gratin. I have not been able to find salsify anywhere in Atlanta. Is it possible to...

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Urban Garden Rules – City of Atlanta

Q: What are the rules on an urban farm/gardening in Fulton County? How much of our property can we dedicate to growing vegetables? Do we need some sort of permit to grow vegetables in Fulton County? A: Becky Griffin, UGA...

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Sago Palm – Fasciated (Flat Stem)

Q: What is wrong with this sago palm? A: Neat – I’ve never seen a fasciated sago palm! Many plants are known to occasionally produce fasciated limbs. The fasciation results from bacteria in some cases and genetic abnormalities in others....

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Nursery Web Spider – Identification

Q: I took a picture of this spider in my garden the other day and I’m not sure what kind of spider it is. Can you help me? A: UGA’s spider guru Lisa Ames says it looks like a nursery...

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Tomato – Early Blight Not Cured by Serenade

Q: Every year I fight this in my tomatoes. I have been diligent in spraying with fungicide. Now it appears to be getting beyond control. I have used Serenade mostly. Is there anything else I can use that will control...

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