What makes the skin of cherry tomatoes tough? Am I under-watering or over-watering? These plants are on our deck, but under cover, and get sun from noon on.
Certified GKH Gardening Expert
Excessive heat is often the culprit with this issue, however there are a few other causes as well. Here is an article that will help: https://www.gardeningknowhow.com/edible/vegetables/tomato/tough-thick-tomato-skins.htm