Posts Tagged ‘disease’

Broccoli – Brown Bead

Q: This broccoli was grown by a seasoned gardener with over 50 years of experience. This is the first time we’ve seen this with broccoli in the garden. The flowers parts are oddly yellow. They kind of brush off. If...

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Hollyhock – Rust

Q: I have some high mallow on which some of the leaves are turning a yellowish color with little spots on them. Can you tell me what it is? A: High mallow, Malva sylvestris, is also known as French hollyhock....

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Cedar Quince Rust – Identification

Q: I have a tall Eastern cedar by my front door that I keep pruned in a spiral shape. I noticed yesterday that it has some sort of fungus in which a bright orange jelly-like substance is oozing from the...

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Fescue – Endophytes (Toxicosis)

Q: Can you suggest a cool weather grass for horses? I know Kentucky 31 is available but I’m wondering if there is something better that will tolerate the heat and drought. A: Fescue is usually the best choice for cool...

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Peach (Plum) – Brown Rot

Q: What is the problem with my peaches? Is it brown rot? A: Why do you need me to diagnose your problem when you’ve done such a good job figuring out the problem yourself? It is most definitely brown rot....

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Powdery Mildew – Squash, Pumpkin

Q: I am growing pumpkins for the very first time in my life. The vine is growing by leaps and bounds. I’m concerned about a white mold that is covering the leaves. I tried rubbing it off with my hands...

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Tomato – Disease Identification

Q: I have grown tomatoes for a few years and have had my share of disease problems. Is there a central place where I can see pictures of all of the maladies a tomato plant might have? A: Actually, there...

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Apple, Crabapple, Pear Trees – Care

Q: I have a quick question about the apple, crabapple and pear trees that I planted last year. They did well through the summer and have grown by leaps and bounds. Now that it is almost a year later, what...

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Fruit Garden – For School

Q: I’m in charge of planning a fruit tree garden for elementary school students. Can you give me some ideas on fruits that will ripen before the end of May or after August? A: Not many fruit ripen in late...

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St. Augustine Grass – Disease

Q: A disease got into my St. Augustinegrass lawn last fall and killed one-third of my front lawn. Will the disease come back this spring? A: Take-all patch has wreaked havoc with St. Augustinegrass lawns in Georgia. Initial symptoms are...

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Messenger – Growth Enhancer

Q: I heard you on your radio show discussing a product called Messenger to make tomato plants stronger. As novice growers, we have many questions about how to use it and how it works. A: Messenger(tm) contains a special protein...

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Pink Snow Mold – Identification

Q: Can you tell me if this is something I should be concerned about? These spots appeared after the grass had been dormant for quite a while. I noticed them in December. They appear pink in color and are about...

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Dog Poop – Don’t Compost

Q: Is there anything I can do with dog poop? My Dad told me NOT to put it in my compost, but I have heard other opinions. A: Your Dad was right. Because dogs have lived with humans for thousands...

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Pecan – Husks Stick to Nut

Q: The husks on most of my pecans do not “open up” or split apart to allow the pecans to come out. Why is this, and can anything be done to improve this? A: It could be scab disease or...

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Pecan- Nut maintenance

Q: I have two eight-year old pecan trees. The nuts turn black, sort of like mildew on the hulls. Is there anything special I can do to correct this. A: I’ll bet your trees have scab, a common disease of...

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Ant Mounds- Treatment

Q: We would like to treat our eighty-four acre farm pastures for fire ant mounds. There is no livestock there but our two dogs are trained on the fields. We can’t stand how the mounds look and our dogs are...

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Morning Water- Damage

Q: I have a question about your recent advice to water in the morning. It rains any time of the day or night but I’ve never seen any plant damage because of wet leaves in the evening. Dew also gathers...

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Zoysiagrass- Powder

Q: I have a zoysiagrass lawn. I have noticed an orange powder building up on the blades. What is it? A: Rust disease is more common in the cool, moist conditions of late fall but it can occur any time....

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