Q: For the past two years I have fought either spider mites or whiteflies on my tomato plants. I have tried home remedies and everything the nursery has recommended, including neem oil. They end up ...

Q: For the last few years, I have been having problems with spider mites on my tomato plants. I’ve tried hosing off the plants in the morning, but I think this has been causing blossom end rot on the ...

Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at [email protected]. Something is happening to my tomato plants. The foliage looks unhealthy, and I ...

Question: My tomato plant is withering and has red material on the leaves and stems. Help me! Answer: Your plant has been subjected to an arachnid invasion of tiny spider mites. When there is a ...