Countless gardeners know the joy of watching well-tended tomatoes evolve on the vine -- and the horror of discovering a brown, leathery spot on the bottom of those precious beefsteak, roma, or ...

Tomatoes are a favorite in the home garden. Whether you have three plants next to your back door or several hundred plants you plan on sharing with neighbors, they are definitely one of the staples of ...

Blossom‐end rot (BER) is a physiological disorder that compromises tomato production worldwide. It manifests as necrotic lesions at the fruit’s distal end, a symptom traditionally attributed to ...

One of the current issues plaguing the home gardener right now is blossom-end rot on tomatoes. Often mistaken for a disease, it is primarily a physiological problem. No bacteria or pest causes blossom ...

There’s something rotten in the garden and horticulturists with Iowa State University Extension and Outreach answer questions about what may be causing those black or brown spots on tomatoes, zucchini ...