Crystal Plex is a liquid copper sulfate solution designed to kill and control algae and some aquatic plants including Hydrilla. Pond algae treatments should be done on actively growing algae and when water temperatures are at least 50 degrees Fahrenheit.

• Controls many types of algae like filamentous, chara, and plank-tonic for a beautiful and safe pond all year long
• When used as directed, 100% safe for humans, fish, livestock, pets, birds, swimming and irrigation.
• Not for use in Koi, Goldfish orTrout ponds
• Treat only a third to a half of your pond at a time
• For one acre, mix 1 gallon of Crystal Plex with 10 gallons of water and spray directly on the algae mats.
• Use Plex Mate to enhance effects when treating floating algae mats

Shipping Restrictions

This product has shipping restrictions and can only be shipped to the following places:Ohio, Alabama, Arizona, Arkansas, Colorado, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Mexico, North Carolina, North Dakota, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wisconsin, Wyoming