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The Autumn/Winter Prep is made to help accelerate the decomposition of leaves, sediment and other organic matter during the fall and winter months. Autumn/Winter Prep will also jump start your pond to a healthier environment in the spring. Contains psychrophilic strains (cold weather bacteria), that if frozen, the bacteria will remain effective even after thawing out. Effective in darker conditions such as under ice and snow. Helps to maintain a healthy immune system for your fish during the winter months.
Microbe Liquid Bacteria works until 40 degrees, while the Dry packets work until 32 degrees.
Includes 1 quart of liquid bacteria and 2 dry 2 oz. packets.