BROWNING YELLOWY LEAVES ON FAST AND VAST AT 7 WEEKS PLEASE HELP

pilgrim16

Member
Hi I have 6 fast and vast autos under 600hps bulb, 4ftx4ftx6ft tent with 6 inch fan and filter. They are on 18/6 light, ppm around 1100 and ph around 6. They are 6 weeks old and been on bloom nutes for 2.5 weeks. All was well until 2 image.jpeg image.jpeg ago when I noticed them not being so green. Do you think it's a deficiency/too much of something? Any tips greatly appreciated many thanks
 

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Airwalker16

Well-Known Member
Hi I have 6 fast and vast autos under 600hps bulb, 4ftx4ftx6ft tent with 6 inch fan and filter. They are on 18/6 light, ppm around 1100 and ph around 6. They are 6 weeks old and been on bloom nutes for 2.5 weeks. All was well until 2 View attachment 3736781 View attachment 3736781 ago when I noticed them not being so green. Do you think it's a deficiency/too much of something? Any tips greatly appreciated many thanks
1100ppm is pretty high. If they were growing well and healthy before, keep doin what you were doing dont change anything.
 

Airwalker16

Well-Known Member
Hi I have 6 fast and vast autos under 600hps bulb, 4ftx4ftx6ft tent with 6 inch fan and filter. They are on 18/6 light, ppm around 1100 and ph around 6. They are 6 weeks old and been on bloom nutes for 2.5 weeks. All was well until 2 View attachment 3736781 View attachment 3736781 ago when I noticed them not being so green. Do you think it's a deficiency/too much of something? Any tips greatly appreciated many thanks
Also, what are you growing in? This was posted in the hydro sub forum so I'm assuming some form of it. 1100 ppm is high for hydro. I've never gone past 800.
 

pilgrim16

Member
SORRY 6 weeks not 7
1100ppm is pretty high. If they were growing well and healthy before, keep doin what you were doing dont change anything.
Ok thanks. I gave them a feed and water too up last night so I'll give it a couple of days and see what happens. With it only being 2.5 weeks of flowering I'm guessing it's too early for them to be putting all their goodness into the buds??
 

Airwalker16

Well-Known Member
I'm in an 8 pot (10ltr each) Wilma system using clay pebbles.
Wilma huh? Atami Wilma. Just watched the vid on YouTube of your setup. Very.... different. Drippers and straight clay pebbles. But ya if you're doing recirculating drip, don't go past 800. Cool system though.
 

pilgrim16

Member
Wilma huh? Atami Wilma. Just watched the vid on YouTube of your setup. Very.... different. Drippers and straight clay pebbles. But ya if you're doing recirculating drip, don't go past 800. Cool system though.
What is the best way to get ppm down to 800 or less? Cheers
 
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