Rock wool Mix with bro blocks

Hey guys i am a first time grower and i was wondering if its okay to use 1.5 inch rock wool for my seeds and then transplant them to Grodan Gro-Blocks - 3 x 3 when they get bigger. will it mess up my future crops or make it deformed. any info is much appreciated.


thanks in advance.
 

taipanspunk

Active Member
no it will not mess up your future grow, but you will need a grow medium afterwards ...

...when you are transferring to 3x3, you should have established a nute mixture prior...
 

taipanspunk

Active Member
oh one other thing... you will need to monitor your pH, gro blocks usually need to be conditioned prior to use...

someone recommended that I pre-soak in pH5.5 24hours prior to use... I think that was a good recommendation...
 
yea that part i understand. i did most of my homework. there just some things i didn't understand. not sure at the moment but if i have questions ill just hit up RIU
 
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