hey dude,..........sounds like u r useing PETERS..20-20-20,.....i use it ALL the time, it;s the GREATEST....i'm now useing PETERS blossom food...put it in a mircial grow container, useing only 1/2 pk. per container, every 3 days....15 minutes each time,.2 times per day....in 5 gallon bucket....my plants are now 6-7 ft.
rickone...........good luck