GMSgrowsanswered grow question 4 years ago Fabric pots dry root areas, unexplainable brown spots on mid to upper leaves. Make sure at least 20 to 30 % runs out after watering. Make sure the planters are good and heavy after watering. Let dry repeat. If you look for brown spots on leaves in the question are here,myou will always see fabric pots being used. Waste of nutes in my eyes