Gardening Q and A

Roundup Tips – Bermudagrass

Q: As a northern transplant, I didn’t know about the sheer destructive nature of bermuda grass in my flower bed. I tried spraying Roundup but it’s nearly impossible not to get it on the growth of my daylilies. Any tips?...

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Heirloom alongside hybrids – Not a problem

Q: Is it okay to grow heirloom vegetables alongside hybrids? I want to try corn, beans and squash. A: Cross-pollination among corn varieties can affect flavor but planting heirloom beans and squash near each other is no problem. The only...

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Air Layering – Camellia

Q: Is it possible to air layer a large camellia branch so I get a bigger plant when it is rooted? A: No. Air-layering requires a certain ratio between the size of the treated limb and the number of leaves...

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Compost Bugs – If you build it, they will come

Q: I have three big compost piles but the only thing I see in there are pill bugs. Where do I get insects for my piles? A: My rule for getting bugs into compost is “Build It and They Will...

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Wisteria – Removal From Pergola

Q: Our pergola is covered with wisteria and has gotten so rotten we are cutting it down. How do we kill the large wisteria vine? A: The big wisteria will be a problem for years. Roots near and far from...

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Potting Soil – Longevity

Q: I have some unopened two-year old bags of potting soil under my deck. Do you think the products are still good? A: If the material is still dry inside the bags I think it would be fine to use...

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Celery Root in Georgia

Q: I am from Germany and use celery root in my soups but those roots are hard to find and are expensive. Can I grow celery root in my own garden? A: I think our summer heat will be your...

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Squash – Pickleworm

Q: Last year my yellow squash grew fine but they had little green worms inside when you cut the squash open. A: My guess is that you had pickleworms in the squash. They are the larvae of a brownish-yellow moth....

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Haricot Vert – Growing

Q: I want to grow the green beans they call “haricot vert” at the grocery store. Any varieties you suggest? A: Haricot vert (French for “green bean”) is just a skinny version of our typical green snap bean. Varieties like...

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Removing Pinebeetles – No Diesel Fuel

Q: I was told by a tree removal company owner that diesel fuel poured around the base of a pine tree will be absorbed by the tree and kill the beetles. I am skeptical. Is this true? A: You’re right...

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Zoysia – Not shade tolerant

Q: I am considering establishing a grass other than fescue, which has been a constant disappointment. I talked to the salesmen at a local nursery and they assure me that zoysia requires only two hours of sunlight. A: I hate...

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Plasticulture – In your garden

Q: I have seen many watermelon and strawberry fields that are covered by black plastic film. Where might I be able to get that type of film? A: This technique is called plasticulture. It’s a great way to enhance vegetable...

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Apple/Peach Tree Planting

Q: Would it be OK to plant apple and peach trees near each other? I worry the cross pollination would produce a weird fruit. A: You won’t get an appeach! An apple is in the genus Malus, while a peach...

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Lawn ID for Zoysiagrass

Q: Could you tell me what kind of grass I have in my lawn? It is the first grass around to go dormant and it is the last one to come out in the spring. It feels thick and prickly....

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Bermuda Lawns – Scalping

Q: I know you don’t recommend burning bermuda lawns but what do you think about scalping? I’ve already seen neighbors cutting theirs very short. A: Scalping is far safer than burning. I recommend doing it when you see the barest...

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Bamboo – Used for Trellises and Stakes

Q: Some of our gardeners at Alpharetta Community Garden want to go out and cut bamboo for trellises and stakes. Will the bamboo will root in the ground if they do this? A: No, the freshly cut bamboo stems won’t...

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Bermudagrass – Chemical Removal

Q: Bermuda grass has started growing in several small areas of my zoysia lawn. Is there a chemical that I can spray that will kill the bermuda and not harm the zoysia? A: There are a few chemicals available to...

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Peach Tree – Pruning

Q: Is it too late to prune my peach tree? It has started to bud. A: Early- to mid-March is a fine time to prune peach trees. Your goal should be to have a three- to four-foot tall central trunk...

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