Tools and Chemicals

Ice on Azaleas at Masters Golf Tournament – Not True

Michael D. gives an intriguing bit of information: “I was listening to the radio this past weekend, and heard the discussion about early blooming at the Augusta National. Icing azaleas is a rumor that got started years ago when the...

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What can I spray to kill this

Hi there, I am wanting to know what I can spray on this to kill it without hurting my hybrid bermuda lawn. The sod was laid December 15th 2011, these weeds have been coming up since mid February. I have...

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Insecticidal nematodes – Insect Control

Q: What do you think about using beneficial nematodes for soil pests? I’ve heard a little about them, but wanted to know your thoughts. How big is that industry? Are they used for home gardens or commercial farmers? or both?...

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Weeds – Pre-emergent

Q: Is there any difference between the pre-emergence for winter weeds and the pre-emergence for summer weeds? A: No. While different chemicals are used in different products, they all prevent seed germination or sprout/root elongation after seedlings emerge. We’re getting...

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Garden Soil – Herbicide Contamination

Q: For several years I developed terraced vegetable beds on a slope and they produced prolifically with no significant problems. Last winter, I added another bed and filled it with “garden soil” from a local landscaping supply company. This summer...

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Landscape – Plastic Covering the Soil

Q: My new house has landscape areas covered with black plastic that is beginning to show through. Should I have the plastic removed and just use pine straw? A: By all means remove the plastic. Solid plastic sheet prevents water...

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Dihydrogen Monoxide – Using on Plants

When I mentioned on radio that I had found nothing better than dihydrogen monoxide to keep my Christmas tree fresh, I was deluged with requests for a source. Fortunately, there are several vendors of this miraculous liquid in the metro...

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Lime – Using Fast-acting Type

Q: I followed your recommendation to get my lawn soil tested. The results say I need to add 90 pounds of lime per 1,000 square feet. Is there a difference in pelletized lime and fast-acting lime? A: University of Georgia...

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Pre-emergent (Halts, pendimethalin) – Staining Driveway

Sometimes it just takes a little hands-on research to solve a problem. A member of Hometalk.com asked this question: How can we remove the rust stain from a fertilizer from our concrete driveway and sidewalk? I replied: If the product...

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Aerator – Hand-powered

Q: I’ve seen hand aerators that you can step on to aerate your lawn. I’d like some exercise and avoid the expense of renting an aerator.  How long would it take to cover a half acre? A: Let me break out...

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10-10-10 Fertilizer – Tomatoe Planting

Q: If using 10-10-10 fertilizer, what is the correct amount to use when planting a tomato? A: You don’t need much, perhaps a teaspoon of 10-10-10 at planting. When the plant starts setting fruit, apply three Tbsp. per plant. Repeat...

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Cotton Burr Compost – Georgia

Q: I recently returned from Kansas and brought back some cotton burr compost. I’ve read this is excellent for gardens, although it’s very stinky. Why can’t I find it in the Atlanta area? A: University of Georgia cotton expert Guy...

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Glyphosate (Roundup) – Claimed Not to Work

Glyphosate (Roundup, etc) is a common herbicide. By most accounts it is effective at killing plants as stated on the label. However, some gardeners swear that “Roundup won’t touch my ivy (liriope, wisteria, etc)!! Why doesn’t it work?” I think...

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Polyester Row Covers – When to cover plants

Q: On a recent radio show, you mentioned using polyester row cover to overcome squash vine borer. I purchased some but when do I cover the plants? A: The lightweight cover prevents squash vine borer moths from laying eggs on...

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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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Squirrel – Damaging Hose and Gas Can

Q: We have one of those plastic resin hose reels at our outside spigot. The hose stays rolled up on the reel most of the year. Recently we discovered a big hole near the nozzle end of the hose (the...

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Tomato – Herbicide Damage

Q: I planted tomatoes in a raised garden. I have dried grass clippings on top of the black biodegradable weed guard that covers the soil. I am using a 5 gallon bucket attached to a soaker hose for irrigation and...

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Bioassay – Testing Manure and Hay for Herbicide Contamination

How to Test for the Presence of Herbicides: Pot and Field Bioassays taken from “Herbicide Carryover in Hay, Manure, Compost,and Grass Clippings” NC State University Some laboratories can test for the presence of  herbicides, but the tests are expensive and...

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