Insect Killer Formula IV Use a tank sprayer. Put water in sprayer first, add Dormant Disease Control, then Isotox Insect Killer. Dormant deciduous woody ornamental plants including roses. It's impossible to test this product on every plant variety. Therefore, before using on a valuable or exotic plant not listed on the label, test first by spraying a few leaves and waiting at least 3 days to make sure no damage occurs.
Dormancy ends when buds begin to swell or any other evidence of new growth appears in the spring.
This product may be applied up to the day of harvest on listed fruits. If rain is expected within 24 hours, do not apply this product. If rain occurs before the application has dried, some may wash off reducing its effectiveness. Since it is impossible to determine how much product washed off, maintain the frequency interval listed on the label. This is to prevent potential damage from over-application.