What he said...
MiracleGro is alright for something like tomatoes...after all.. they are just tomatoes. the reason you don't want to use it for Marijuana is because it lacks specific nutrients that marijuana needs later in its life. it also contains to much of some nutrients. so although it may work at first, you'll end up needing to fertilize later in the plants life. this often results in over fertilization of certain nutrients.. and under fertilization of others...

In short, it's an inbalanced fertilizer for marijuana.
Idealy you should use a better grade soil, something with slow releasing nutrients...Scott's, Shultz.. there's alot of different names. usually you can use soils like that for two grow seasons.. i have

do what you can though.. if MG is what you want to use, nobody will stop you.
BobBong Reviewed by BobBong on . Miracle-gro soil I know using it on seeds is too much for them but check this out. I buy 6 inch tomato and pepper plants every year and plant them in straight Miracle-gro soil even when the bag says to mix it with reg soil. My plants take off and look great and put out some nice veg. SO what is so wrong with putting a 6 or 9 inch plant that can handle a horti now be put in a mix of soil and miracle-gro and do well? The ferts last 3 months but the miracle-gro food can be used on your plants that have been Rating: 5