Right I'm back on phone so been growing for years never had this problem I'm growing in biobizz soil (Always will)with all of the biobizz range humidity is 90 and temp is 25 so all perfect just one of my plants seems a lot dark green and has this curling issue I have a mars hydro 2000 and a 2000w led with Samsung leds so lighting is all good all others are booming and all is well dont get me wrong this one is booming just has this issue whats your thoughts?