Pristine fungicide

[Levers101]

Here is my discussion of Bonide Fruit Tree and Plant Guard having much more lambda-cyhalothrin than Triazicide (the gamma form) when mixed according to the label. So it is more concentrated than Triazicide too.

Avaunt now acceptable for home use?

I did some quick calculations between Triazicide (0.08% gamma-cyhalothrin) and a comparable lambda-cyhalothrin product (Bonide Fruit Tree and Plant Guard, 0.5% lambda-cyhalothrin). Lambda and gamma-cyhalothrin differ in that gamma is enantiopure, and lambda is a 1:1 mixture of gamma and a less active stereoisomer of cyhalothrin. Mixed as per the label, there is 8.3 times more a.i. in the Bonide product in your spray tank. If you assume that only the gamma-cyhalothrin is the active ingredient an…