After 4yrs of only coco…
Promix Virgin no more! (Freebie bale from my hydro hut because bag was ripped open.)
Octopot stuffings.
Promix
Perlite (washed out nasty dust first)
Additional Mycos
Am I ok to mix feed this Promix HP like coco, same and ph?
No need to bump up CA like coco???