1. 

   KingaS1 Member

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   #1 KingaS1, Jul 17, 2020

   What's everyone's thoughts on when to stop using silica in coco/perlite. I've been under the impression to use it through to the final flush but heard of others cutting it out around week 3 of bloom
   

   
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2. 

   Jaboc33 Well-Known Member

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   #2 Jaboc33, Jul 17, 2020

   I usually cut silica right as the stretch is ending. Right around week 3

    

3. 

   Papa Puff Well-Known Member

   Old School

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   #3 Papa Puff, Jul 22, 2020

   I use it up to flower
   
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