Magnesium Sulfate Fertilizer
10 ~ 25 oz / Acre(under cold weather)
For the most current registration information
but it also helps it stay in the root zone of the plant
Bonide Rose Rx 3 In 1 Insecticide Concentrate - 1 Pt. Bonide Spider Killer RTU Insecticide Magnesium Sulfate FertilizerTwo way triple action: Insecticide Miticide Fungicide Kills eggs, larvae and adults! Prevents and controls blackspot, anthracnose, rust, scab, blights stops powdery mildew in as little as 24 hours! Kills all life stages of aphids, mites, scale, whitefly, beetles, leafrollers For use on roses and flowers as well as fruit, nuts, herbs, spices, houseplants, trees and shrubs. May be used indoors. Easy on beneficial insects. An excellent choice for organic