pyrethrum

I purchased Pyrethrum TR and will be using it tonight at lights off to kill a thrips infestation. I also read somewhere that it is recommended to use Beethoven TR for larvae. However, I can't find any information on whether or not Beethoven is ok to use on cannabis plants. Does anyone have...

Hello, I am new to this forum. I have a problem with thrips and I have ordered Pyrethrum to fight off the infestation. I have also sprayed Neem oil. I am waiting for my spinosad spray which I ordered as well. I am currently feeding the plants with neem oil added to the water. However, my...