Whatever Are These Rings On My Tomatoes?

Question

Although my tomatoes plants look totally healthy and seem to b thriving a few have developed these rings. I cannot find anything that looks like them. Can u tell me what they are. I’ve enclosed picture of the tomatoes as wells as the plants. Thankyou

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Answer 1

These rings are often signs of early blight. Here are a couple articles that should help:
http://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advice-tips-resources/visual-guides/tomato-fruit-problems.aspx

https://www.gardeningknowhow.com/edible/vegetables/tomato/tomato-blight.htm