can anybody help me out, these poorly ladies are two week old clones on an nft setup they are around 9 in tall and have been fimmed once, but have recently stopped growing and developed some rust spots, the first pic is the worst the second the best there are six clones in total, couldnt get a full pic of setup but as near as possible
The patches of necrosis look like Phosphorus deficiency. The slight drooping is probably a little overwatering and/or high temps.
I would say a Nitrogen (N) overload, given the downward clawing, the dark green colour and the blade tip burn. Ease back offa the N. Check your Ph. Freak