that could be, and agree with you I hate spraying anything in flower but the alternative is no pistols at all cause if you have a caterpillar that you can see the ones you can’t could be everywhere and multiplying. They seem to love cannabis. I hear people use alternative products like maybe alcohol or citric but I have no idea at what concentration. You could probably search this site. I usually bite the bullet and carefully spray BT but that’s just me. I hope it works out for you.