Does OA work in Coco? Organics Alive Support January 23, 2020 21:44 Yes, follow the nutrition guide for best results Related articles Does OA work in Rockwool/hydroponics? Do you need to use any other products with your line? What makes Organics Alive fertilizers better/different? Will my cannabis still pass testing? What happens if I over feed with the fertilizers? Comments 0 comments Please sign in to leave a comment.