If the yellow spots are raised like a gall or a wart, I would guess edema. Then I'd dry 'em out some and get them some sunlight, "Blue light and to a lesser extent green light have been shown to prevent edema development in plants such as tomatoes," http://msue.anr.msu.edu/news/does_li...pment_of_edema
Last edited by decherdt; February 12, 2016 at 09:37 AM.
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