correction to my post, oyster shell wont be powdered when purchased (at least not that i've seen) it will be crushed, you have to powder it down yourself, and only use a little bit, it dosent take much
davejohnwright Reviewed by davejohnwright on . lil help here guys.. im using a pure soiless mix in my potted outdoor grow.. is it advisable to use nutes?and wat type of nutes(N?P?K?) are to be used on a rainy to a not so sunny season?tnx Rating: 5