Reward is an aquatic herbicide, effective in the control of floating, submerged and emergent weeds, including coontail, duckweed and other pondweed varieties. 

• Consult product label prior to use
• Contact defoliant
• Less effective in muddy water
• Application rates vary from 0.5-2.0 gallons/surface acre
• Restrictions for livestock watering and domestic use apply
• Diquat dibromide concentration: 37.3%