Thanks for the info sorry if I seemed pushy the girls are in their 3 week of flower and I am running the nutes at 187 .next week I will raise it to 200 then to 220 max , if I could see the girls it would be a lot easier to notice problems of over fert that is why I got the meter I will feel the leaves and hope I do not over do it on nutes you do not relize how lucky you are to have sight thanks again