Landscaping

Queen Anne`s Lace V.S. Giant Hogweed

Q: My sister-in-law from Virginia is telling me that the plant I call Queen Anne’s Lace is a poisonous noxious weed called giant hogweed. How do you tell them apart? A: The plants’ flowers are similar: both have white lacecaps...

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Fragrant Plants – Carolina Or Confederate Jasmine?

Q: I have an arch trellis and want to put a fragrant plant on both sides. Which would be better, Carolina jasmine or Confederate jasmine? A: I think one of the vines you’re considering is actually Carolina jessamine, Gelsemium sempervirens,...

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Japanese Maple – Asian Ambrosia Beetle toothpicks

Q: My Japanese maple appears to have fallen victim to some sort of attack. Some of the limbs and branches have begun to sprout some kind of growths and the leaves on the affected limbs and branches are wilting. What...

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Butterfly Bush – Spider Mites

Q: My four-year-old butterfly bush is starting to die. I am perplexed as it has been a great performer. No pests or mildew seen. A: Is there any chance of herbicide or other pesticide applied nearby? The twisted leaves reminds...

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Virginia Creeper Vine – Three Leaflets?

Q: Does Virginia creeper vine always have five leaves? A: Not always! Virginia creeper USUALLY has five leaflets that form leaves along the vine but I have seen vines that sported 5, 4, and even 3 leaflets together. That’s why...

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Coneflower – Aster Yellows vs Coneflower Rosette Mite

Q: I discovered deformed blooms on my coneflower, which I suspect to be caused by aster yellows. I immediately dug up the plant and threw it out. After more research I discovered coneflower rosette mites cause similar damage. Can you...

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Growing Flowers Organically

Q: I want to start a small organic online plant nursery. I have lots of pest insects so I released 1500 ladybugs not long ago. Is my hope for an organic nursery a lost cause or are there other all...

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Japanese Maple – Leaf Blower Damage

Q: Is this anthracnose on my 5′ tall Japanese maple? It’s in a 24″ wide, foam pot. A: I was puzzled by the pattern of damage, so I sent this to my friend Norm Mittleider at Art-of-Pruning.com. He replied: This...

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Buffalo Grass (Buffalograss) – Growing

Q: What do you think about using buffalo grass in a front lawn? A: You can try buffalo grass in a small area but I think you’ll be disappointed. This native grass doesn’t compete very well with weeds and the...

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Hogweed vs Queen Anne’s Lace

Q: My sister-in-law from Virginia is telling me that the plant I call Queen Anne’s Lace is a poisonous noxious weed called giant hogweed. How do you tell them apart? A: The plants’ flowers are similar: both have white lacecaps...

READ MORE

Queen Anne’s Lace vs Hogweed – Identification

Q: My sister-in-law from Virginia is telling me that the plant I call Queen Anne’s Lace is a poisonous noxious weed called giant hogweed. How do you tell them apart? A: The plants’ flowers are similar; both have white lacecaps...

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Doveweed – Identification and Control

Q: What is this weed and how do I kill it without killing the grass. I have sprayed it with Weed-B-Gone and I can not kill the weed that has made its way into my new sod. A: This looks...

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Leyland Cypress – Corrugated Pipe at Base

Q: I just purchased an older home . The property line has a fair number of Leyland cypress and each one has a section of corrugated black pipe going vertically down into the ground at its base. What purpose do...

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Poplar – Black Ooze from Large Cut

Q: A tulip poplar sits right over our koi pond. It had a fork in the trunk about four feet above the ground. A year ago the smaller trunk of the two showed obvious signs of dying. A tree service...

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Loropetalum – Bacterial Stem Gall

Q: In the summer of 2013, I lost 28 loropetalums to bacterial gall, diagnosed by the Extension pathology lab. I replanted loropetalums there in the spring of 2016. That winter all the leaves dropped, but in the spring of 2017...

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Oak – Severe Root Damage

Q: I have a big red oak in my yard about twenty feet from our new pool. It was quite fancy and elegant until now. This year, it decided to produce lots of shoots from ten feet off the ground...

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Dogwood – Herbicide Damage

Q: Ever seen this? My young dogwood leaves were very delayed and deformed. Strange gnarled masses forming. No blooms. Our lawn service sprayed it in mid-March with horticultural oil for scale. Also treated the surrounding lawn in May with broadleaf...

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Arborvitae – Bagworms

Q: We have two large arborvitae’s at our home’s front entrance. Last night I was standing near one of them and heard a noise. When I looked at the bush, it was moving! Upon closer inspection my husband found the...

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