- Helps filter out sunlight
- Creates an aesthetically pleasing black colour to pond and lake water
- Safe for fish, plants, and birds
This product contains a concentrated black lake colourant. Designed for use in large ponds and lakes. Use in conjunction with aeration when possible.
Contents of bottle (32. fl. oz.) will treat an entire surface acre, up to 3-6 ft deep (1-2 million gallons), depending on the colour of black desired. Add to multiple spots around the edges of the pond or lake. Repeat monthly or as needed. Will not stain fish, plants, or other wildlife when used as directed.