SEPRO TECHNOLOGIES Sonar Genesis 1 Gallon Is an aquatic herbicide effective against a variety of aquatic plants; submersed, emergent, and floating (including duckweed and watermeal). Please refer to product label for dosage rates and use instructions. We Do Not Ship to CA, CT, ME, NJ, NY OR or WA. Orders placed from these states will be cancelled and not fulfilled. Special Shipping Information: This product may not be available for 1 or 2 day shipping due to federal regulations that require it to ship via ground ship methods only. This product can only be shipped within the 48 contiguous states. 1 Gallon