| Recent Answers from Mike Mascio |
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2008-08-27 Caterpillar or worm: Millie, what you are describing sounds like the tomato hornworm. Tomato hornworms are actually caterpillars that chew large holes in the leaves of tomatoes, eggplants, peppers, and potatoes. Their...
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2008-08-18 Outdoor plants: Shirley, if you suspect insects are on the plant, I would first spray them with a horticultural oil. This product can be purchased at any garden center. It kills the insects and suffocates their eggs....
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2008-08-14 Petunia; Caterpillars: Catherine, you need to treat the plants with BT. BT is an organic insecticide which is short for Bacillus Thuringiensis, more commonly sold under the brand names Dipel or MVP. It is a dust that is non-toxic...
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2008-08-13 How to kill leeches and maggots: While the maggots and leeches are still in the crawling stage, you can use one of several organic pesticides. BT works great on the larvae of most insects. It stands for Bacillus Thuringiensis and comes...
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2008-07-28 Gardenias: Denise, your plants have been infected with powdery mildew, a fungus disease that is especially prevalent in wet and/or humid conditions. To combat this disease, you must use a copper based fungicide...
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