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just got home my clones of the same plants that i have this problem with look great no signs i was thinking maybe the co2 concentration to much for that temp my room temp is 82 day 70 at night with co2 i heard its suppose to be in the 90s i dont know gonna raise my temp tonight see what happens...

ive had same problem last three grows starts 3-4 weeks in slow spotting spread until harvest doesnt seem to do any real damage ive tried 3 times cant figure it out thought cal or mag thats not it tried flushing heavly didnt help seem to actually make it move faster your plants look good mine do...

I thought tap water to changed to ro water this crop problem for me still came back all thou tap water is bad to use full of unknown minerals can cause lock out if you find the answer please post it i will do the same

i have the same problem for past three harvest still had good harvest probally could be better this one included 6 weeks into flowering i think it may be a mn def from to much cal i been flushing for 4 days gonna test a couple plants tomorrow with a foliar feed see if that correct it nothing ive...

added cal mag it got worse could it be from nute lock out? using gh products 2 1000 watt hids co2 1200ppm 85 h 77 L 55% H thanx for all the help!

not enough calcium look up a chart on nute def probaly due to lock out are you using tap water

my babies take two weeks to show its easy to tell when they do two white hairs female they are very easy to see just wait male are easy to big balls hanging both will be at the places you took pics of

i was thinking a virus of some kind

lights would be 22inches above i will loose to lumens other plants just as tall have no signs of this with the lights constantly moving in a circle they dont burn any thing leaf edges dont even curl a little so i dont think its scalding only on three out of 25

hey guys need a little help here pics what do you think two 1000 hids co2 1400ppm gh nutes most plants look pretty good dont want this thing to spread hids are on a suncircle rockwool medium drip emitter tray system 4 weeks in.

aw i see i didnt tell you they were on a suncircle sorry yes statinary they would have to be 12 to 18 inches above

MH and HPS are hids iam using one 1000 watt halide one 1000 hps

its not lights there are several other plants all around re read post suncircle can get with in 3 inches wont burn have been running for a year this problem came up last crop could not figure out was alot closer to harvest than now

light is 10 inches its on a suncircle never sits still all other plants around her are fine yes only on top three out of a crop have it

weird micro def pics help hey guys need a little help here pics what do you think two 1000 hids co2 1400ppm gh nutes most plants look pretty good dont want this thing to spread

hey guys need a little help here pics what do you think two 1000 hids co2 1400ppm gh nutes most plants look pretty good dont want this thing to spread

ill get pics tomorrow didnt have camera tonight thanx

i had same problem atleast looked the same r u using tap water i was switch ro water tap water cause overdose of calcium causing mag def and a whole lot of other micro nute def

hey guys three of my babies are in 3 weeks of flowering 75% of them are great but three main flower tip is yellowed out about a inch i thought a mag def but all plants are same res what do you think

cal-mag get it use it i use gh products i never use full strength half to 3/4 max i had same spots cal mag fixed it