heya guyz i think i seen someplace on the site about new growth not opening up i cant find it now tho im not sure how to exlain it but on each top on my 3 mothers the new growth isint opening up my room is kept between 22-28 celcious 1000 watt hps is about 18 inches away from plants.i didnt think i could have a nute overdosage problem cause i thought i was giving less than half the dosage that was on the container . i also have some rust spots on the leaves here and there and some of the older bigger fan leaves have started to crisp turn yellow rusty colour spotty a bit too and now the new groth the tips are starting to turn yellow just the tips i have read the plant abuse and the stuff on nute problems i still cant seem to identify the problem . also im pretty sure i have hard chlorinated water where i live. would really appreciate any help . ps the lants are really healthy looking to an untrained eye but i know something is wrong and i have been leeching with plain water that i phed to 6.2 or so