sm-90

ok so this is my first harvest that I encountered any pests. First was gnats (nematodes took care of them) and now dreaded spider mites. Im at start of week 6 in an 8 week bloom schedule. Media is coco/perlite 70%/30%. Top dressed w perlite when I had gnat problem. Have lady bugs on order...

Hi all, I apologize in advance for the extremely lengthy post. And I did scour all forums (this and others), books, etc. as much as humanly possible before creating this post. I don't want to be one of those lazy people just asking questions when the answers can easily be found. I'm a first...

Could anyone tell me please how much SM-90 I should put in one gallon of water? I am combating spider mites. Thank you.