thank fo the info my collegue .I from the nati and we call dis the league mfl. Marijuana federation league to all my growers pass dat along to all our collegue.I stay in touch they.call me thoro
lower leaves turning yellow is usally nitrogen deficiency. just feed more growth nutes. check your fertilizer bottles, should be an NPK rating, i use a mix of 2 for vegetative growth, one is 9-1-5, other is 6-3-4, both are N heavy