The Q&A Show
This week we are answering viewer questions. Click below to watch or get more information about any of the questions we answered.
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Search for Garden Advice
Applying Insecticides to Prevent Squash Vine BorerThis week in the garden Peter Richards shows how to apply an insecticide to prevent squash vine borers from attacking squash plants. He applies a bifenthrin, zeta-cypermethrin mix to the first few feet of the vine. He does not apply insecticide to the leaves or flowers. Applying insecticide in the evening is best because pollinating insects are not present, and the flowers are closed. >>Watch
Garden Notes
Goosegrass 
Goosegrass is an annul grassy weed. UT Extension Agent Chris Cooper identifies goosegrass and names some herbicides that will control it. >>Watch |
Preparing Southern Lawns for Winter
Winter can be a stressful time for lawns. Booker T. Leigh talks about some of the things you can do to get your lawn ready for winter and the next spring. While the above ground part of the lawn may be dead, the roots are still alive and actively growing. Booker recommends cutting your grass at the same height going into fall and winter, getting a soil test to determine what amendments you need - like lime - and then adding those so they will have done their job by spring. >>Watch
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Common Warm Season Lawn Diseases
Lawns can get diseases that will create dead spots or other unsightly problems. UT Extension Agent Booker T. Leigh talks about the most common diseases on warm season grasses: brown patch, rust, fairy ring, and spring dead spot. >>Watch
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Dividing and Potting Hostas
Chris learns how to divide Hostas with the help of master gardener Cheryl Lockhart. Be sure to check your Hostas for any and all diseases before dividing and remember to water, water, WATER!
Dividing your Hostas can be a great way to proliferate these beautiful plants all around your lawn and garden. Doing this in the winter can help make sure that by spring you've got a whole family of Hostas to admire. >>Watch |
Common Tree Diseases
Trees can look awful when they have a disease, even if that disease doesn’t cause long-term harm. University of Memphis Director of Landscape Joellen Dimond talks about some of the most common tree diseases, what the symptoms look like and the appropriate treatment. She talks about anthracnose, bacterial scorch, oak leaf blister, shot hole disease, and powdery mildew. >>Watch
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Common Summer Vegetable Garden Problems
Homegrown Greenery for Flower Arranging
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Viewer Questions
Will glyphosate kill the vinca that is taking over my garden?
Glyphosate will kill the vinca. UT Extension Agent Booker T. Leigh says you should apply the glyphosate in the spring when the plant is actively growing for best results. Because you are applying in a flower bed you need to be very careful to make sure the chemical does not get on any desirable plants. >>Watch
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When should I apply crabgrass preventer to my lawn?
Crabgrass likes to grow in unhealthy soil. UT Extension Agent Booker T. Leigh says if you have a problem with crabgrass, you should get a soil test to see how your soil is deficient. He also recommends putting down a pre-emergent herbicide in the fall and spring of the year. This will keep the crabgrass from growing in the first place. UT Extension Agent Chris Cooper lists some pre- and post-emergent herbicides you can use. >>Watch
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My oak tree has spots on the leaves and is being eaten by caterpillars. Should I spray?
The spots are fungal diseases caused by the wet spring weather conditions. UT Extension Agent Chris Cooper says the caterpillars are yellow necked caterpillars. They will not affect the tree. If you want to have the tree sprayed, contact a certified arborist. They have the equipment to spray large trees. >>Watch
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More Questions & Answers
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