Gardening Q and A

Zoysia – Not As Green As Expected

Q: I have six thousand square feet of Zeon zoysia in my front yard installed 2011. My lawn has been the envy of the neighborhood. Usually by now my lawn is in the 95% greened-up. But, so far it’s only...

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Dogwood – Wilted and Losing Leaves

Q: We have lived in our home for twenty-seven years. For the first time our dogwood trees seem to be in trouble, looking wilted and losing their leaves. What can we do? A: They may be goners. Some tree species...

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Perennials – Use At The Cemetery

Q: What would be good plants to use in front of a cemetery headstone where there is no water service? The space is 3.5 feet long and 16 inches wide. A: Assuming the site is in full sun, I think...

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Fish Water – Use With Plants

Q: I have a koi pond. I replace about 10 percent of the water weekly. Can this water be used safely on lawns? A: Your lawn will love it! Lots of gardeners have experimented with aquaponic systems where “fish water”...

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Corn Gluten Meal – Poor Weed Control

Q: I think I did a bad thing. I spread corn gluten meal all over my veggie garden to help control weeds and give the soil a boost. Can I now plant other seeds in this garden or will the...

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Mulch – Hay and Pinestraw

Q: Can I use wet, moldy hay for mulch in my vegetable garden? What about pine straw? A: I think both materials could be used. I’d break up the moldy hay and spread it a few inches from the stems...

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Landscape Companies – Finding One For You

Q: I have been charged with finding a landscape maintenance company for our subdivision’s common areas. Can you help with my endeavor? A: The Georgia Urban Ag Council is an organization of landscape professionals which meets regularly to hear topical...

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Sweet Chestnut – Planting In America

Q: We were in Munich in April and were greeted by thousands of blooming chestnut trees. They looked exactly like the horsechestnut trees I remember from New York. What is preventing these trees from flourishing in the USA? A: The...

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Hibiscus – Leaves Vainy, Then Gone

Q: Something is eating my hibiscus, the leaves are spider web looking and then they are gone, nothing left but the veins. A: It’s likely the leaves are being consumed by hibiscus sawfly larvae. The adult insect looks like a...

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Pre-Emergent – Too Late To Apply?

Q: Is it too late to put pre-emergent on my yard? A: Yes, it’s too late to stop the germination of most summer weeds (crabgrass, etc). If your lawn is healthy you can use products that contain quinclorac to control...

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Rain Barrel – Green Film On Top

Q: I have a rain barrel. The water has developed a green film. Is it alright to use it to water my plants? A: The green film is just algae growing on the nutrients that washed off your roof and...

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Tomatoes – Mulching With Sawdust

Q: My tomatoes are ready for the cages to be put around them. I live near a saw mill. Can I use their sawdust to mulch around the tomatoes? A: A light mulch of the sawdust, no more than an...

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Lantana – Did It Survive

Q: I was wondering when I should give up and accept that my Chapel Hill lantana did not survive the winter? Should it have started growth by now? A: I think it’s a goner. ‘Chapel Hill Yellow’ was discovered by...

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Tomatoes – Forgot To Add Lime

Q: I have already placed wheat straw around my tomatoes but I failed to add any lime to prevent blossom end rot. What can I do at this point? A: Blossom end rot is caused by a lack of calcium...

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Crapemyrtle – No New Growth

Q: We have twenty-five crapemyrtles our property. We cut them back severely last November. Now they have no new growth at all, except some stems at the base. A: I think the cause lies with the November pruning. It is...

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Hornbeam – The Tree For You?

Q: We have two European hornbeams on either side of front stoop. We were told the tree would not change shape much or grow very high. However, after the first year it is growing much higher and starting to spread...

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Crepemyrtle – Protecting The Trunk

Q: I am planting tree-form crepe myrtles on a horse farm and want to protect the trunks from the horses. Can I split black corrugated drain pipe and install around the trunks to prevent the horses from chewing on them?...

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Hellebore – Encouraging Growth

Q: I have been growing a hellebore for ten years but have not been able to get it to spread. It is mulched with pine straw. How can I get it to multiply? A: Your hellebore’s flowers are fading and...

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