Gardening Q and A

Bermuda – Removing Fescue in Summer

Q: My back lawn was originally seeded with fescue and the front lawn was sodded with bermudagrass. Over the years bermudagrass has spread through the back yard. At this point I think that if I could get rid of the...

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Fire Blight – In Pear

Q: I have a 50+ year old pear tree that suddenly has shown signs of distress. After blooming and developing some fruit, the tips of some branches began to turn brown. It looks a little like freeze damage. The problem...

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Honeybee – Comb Left After Swarm

Q: I found these wax combs on a bush in my front yard in May. There were no signs of insects in the comb or around it on the bush. The cone is some type of wax. Can you please...

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Fescue – Pythium Blight

Q: We’ve done everything “by the book” to have a great lawn. We aerated and overseeded last October and again in April. We planted the most expensive grass seed and the lawn has been gorgeous. Now we are seeing light...

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St Augustine – Cold Tolerance

Q: The other morning you were talking on the radio about your lawn and it sounded like you have St. Augustine grass. We would love to plant St. Augustine but I hear it’s a gamble in Atlanta due to the...

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Mimosa Stump – Killing

Q: I want to kill a mimosa stump. Every time I cut it down sprouts reappear. A: Some trees and vines are impossible to kill just by cutting them down. Their roots and stump are primed to sprout after you...

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Sycamore – Dead

Q: I have a three year old sycamore tree. No leaves have appeared yet; should I be concerned? I ask this because all of the other trees in my subdivision seem to have leaves on them already. A: Like the...

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Hickory Horned Devil – Young form

Q: Can you tell me what in heck these caterpillars are? A: According to my friends at BugGuide, you found the immature caterpillars of the hickory horned devil, which eventually turns into the beautiful Regal...

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Tree Wound Dressings

Q: We have a large white oak that had a large chunk of bark knocked off when inadvertently struck by a neighboring tree being removed. The wound is twelve inches wide by thirty inches high located six feet off the...

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Witchhazel Gall

Q: We have an older Witch Hazel (yellow bloomer) that we transplanted a few years ago. The first and third growing season we’ve found these wierd green and pink growths on the leaves. There appears to be a hole in...

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Cinnamon Fern – Identification

Q: Could you please I.D. this fern? They are growing in a low wetlands area in Gainesville, GA. They are appx. 4′ tall already. Can they be transplanted? A: Neat huh?! You’ve found cinnamon ferns, Osmunda cinnamomea. They’re called cinnamon...

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Raspberry – Virus

Q: What is wrong with my ‘Heritage’ raspberries? About 25% are healthy green but the rest look like this. A: It sure looks like raspberry virus. Raspberries and blackberries are susceptible to several virus diseases, including raspberry mosaic, raspberry leaf...

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Cornflower – Identification

Q: Can you tell me what kind of flower this is and where I can buy the seeds? It is growing along side the road between Buena Vista and Americus, GA. A: It’s a pretty blue cornflower, Centaurea cyanus. You...

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Spider Mite – Foxglove, Hollyhock, Juniper

Q: My foxgloves looked wonderful for a while then became increasingly ‘fried’ looking. Was it too much sun or drought or some fungus among us? I haven’t seen any webs from spider mites, and have hit them with a fungicide....

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Daylily Rust

Q: I collect daylilies and my ‘Pandora’s Box’ and ‘TC Red’, do not seem to be doing too well this year. Is this daylily rust and, if so, is it curable? A: Daylily rust is a relatively new disease but...

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Dying Tree – Root Damage

Q: Can you tell me what is happening to my tree? Can I save it? A: Great pictures – they give me a lot of information. First, looking at the whole tree, I see the limbs are thinly foliaged and...

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Azalea – Cold Damage

Q: I have a large planting of Formosa azaleas which normally produce beautiful flowers but this year is different. Many of the buds did not produce flowers. In addition, most of the buds that did produce flowers this year are...

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Painted Tongue – Salpiglossis

Q: Can you please tell me what kind of flower this is? We took a photo of it at Callaway Gardens in May. A: Patricia Collins replies: “That’s the infamous Painted Tongue (Salpiglossis). We sell it at our Plant Fair...

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