I'm going to be working on a formula and encourage some debate on this thread. I've tried a sample of the new product in the $60 bottles and it works great and smells great. I'm guessing you would taste the Rosemary, but it would be hard to believe it could hurt you; maybe smoking the oil itself would be bad.

The products that contain Rosemary claim you spray it right before eating the vegetables.

I just don't have an answer but I suspect its much like neem oil in that you can use it but will affect taste if done too closely to harvest...
AquaponicHerb Reviewed by AquaponicHerb on . New Spider Mite Treatment!!! Look no further. There are new products on the market now for spider mites which are inherently organic, and many are still going through testing. It appears they all kill the eggs as well as mites but don't hurt the plant. I went to the hydro store and this guy tried to sell me the stuff at $60 a spray bottle, and told me it was the best for mites. I told him I would probably need about 5 spray bottles to get all of the leaves on my 6' plants, which he agreed. He added that I should Rating: 5