pHinig run-off from rockwool

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stucklikechuck

Well-Known Member

• Aug 18, 2008

• #1

hello,
my medium is rockwool and i am currently i only pHing my nutes. should i pH the run-off from the rockwool also? thoughts?

 

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NoDrama

Well-Known Member

• Aug 18, 2008

• #2

Assuming hydro grow, no you don't need to PH your runoff, just your res. Unless your having problems, then yes you want to PH everything.

 

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stucklikechuck

Well-Known Member

• Aug 18, 2008

• #3

sorry yeah its hydro. thanks!