Summer Doldrums: Wilted Tomatoes in the Garden

By Brian Hudelson, Plant Disease Diagnostic Clinic

I have recently received a slew of questions about wilted tomatoes in home gardens. Here are the top five reasons that tomatoes can wilt based on samples that I have received in my clinic over the years.

Walnut toxicity. One of the lessons that I have learned after doing plant disease diagnostics for over 20 years is that when a home gardener consults me about wilting tomatoes, the first question I should ask is, “Do you have a walnut tree near your vegetable garden?” More times than not, the answer is “Yes” and the walnut tree is the cause of the problem. Black walnuts produce toxins … continue reading.

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