Tomato Plants
Q.

tomato plants

Zone Libby, MT 59923 | michael patrick shea added on June 14, 2017 | Answered

I bought three very vigorous tomato plants at Costco and they did well initially but now their leaves are turning a dark reddish purple color. Not wilting or dying, just turning purple. I've never had this happen before. Any ideas?

A.
A.Answers to this queston: Add Answer
DLarum
Certified GKH Gardening Expert
Answered on June 15, 2017

It sounds like the start of a fungal disease, treat it with calcium or a fungicide and you can prune away the bad looking foliage. These articles will help
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/applying-calcium-nitrate-for-ber.htm
https://www.gardeningknowhow.com/edible/vegetables/tomato/pruning-tomato-plants.htm

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