Grodan or rockwool issues

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Cannabistudent

New Member

• Apr 16, 2020

• #1

For people that have used Grodan products or other types of rock/mineral wool, what issues have you come across?

 

Airwalker16

Well-Known Member

• Apr 16, 2020

• #2

Cannabistudent said:

For people that have used Grodan products or other types of rock/mineral wool, what issues have you come across?

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They stay too wet. Don't use it for seedlings

 

rkymtnman

Well-Known Member

• Apr 16, 2020

• #3

too wet, too dry, pH issues, etc.

use rapid rooters