What do your other plants look like? Any problems with them?
Two possibilities that cause yellowing, a lack of lighting, excel damage.
You can test these out separately and see if lowering the lights down, or adding different lights helps, and then try stopping the excel and seeing it that helps.
Two possibilities that cause yellowing, a lack of lighting, excel damage.
You can test these out separately and see if lowering the lights down, or adding different lights helps, and then try stopping the excel and seeing it that helps.