purple trainwreck from clones, been in these pots about 4 weeks in 1gal pots... started w these brownish spotting, starts at bottom leaves and keeps moving up to the higher leaves... i use floranova grow nutes, b vitamins, cal/mag, in ffof, i rfecently flushed w a gal of plain ph water, then 1/2g of 1/4 strength floranova and cal/mag... spotting keeps moving up. had a few aphids and a few thrips in room, but not on these plants, and no other strains i have show these spots... used go gnats in soil for bugs, sprayed leaves w neem oil... dont see bugs on plant itself and not in soil or runoff water... i need another plan... thanks.