Category Archives: Ask a Master Gardener

Basil Downy Mildew

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by Colette Mancke, Tennessee Master Gardener. What is basil downy mildew? Basil downy mildew is a devastating disease that affects the leaves, branches and stems of many types of basil (ie.,plants in the genus Ocimum) commonly used for cooking. Green-leafed varieties of sweet basil are particularly susceptible to the disease, while purple-leafed varieties of basil, Thai basil, lemon basil and… Read more »

New Web-only UT Soil and Potting Mix Test Report Publications

Two new web-only publications are available on the UT Extension publications site: W 804-A Getting the Most Out of Your Home Vegetable Garden Soil Test Report W 804-B Getting the Most Out of Your Raised Bed or Potting Mix Test Report For more information about these publications, contact Natalie Bumgarner in the Dept. of Plant Sciences.