Messenger is a revolutionary new product for growing healthier, more productive gardens. The active ingredient in Messenger is based on a naturally occurring protein called harpin. When sprayed on a plant it activates the natural plant systems that make the plant healthier, more vigorous, and more resistant to stresses like pests or adverse environmental conditions. Messenger is great to help prevent molds & mildews as well as all types of pests.

One case contains two display boxes with 12 clamshells apiece. Each clamshell has three packets that contain 3% harpin protein, food grade starch, and an FDA approved water-conditioning agent. Each packet makes one gallon of foliar spray. Simply mix and spray! Apply every 2 to 3 weeks for gereral maintenace and immediately before flowering or any sign of environmental stress.