Blue Kuro™

Blended Black & Blue Dye Concentrate

Blue Kuro™ Super Concentrate pond & lake dye, by Pond Biologics®

Creates a brilliant true midngiht blue color!

Blue Kuro™ is a blend of Black & Blue water dye. Blue Kuro™ shades and protects, while adding a natural color and an aesthetic appeal to your pond or lake. This powerful Pond Dye Concentrate is stronger than any one gallon product available on the market today and will treat up to 1 surface acre 4-6 feet deep.


One quart of Blue Kuro™ pond dye concentrate will treat four acre feet of water or a 1 surface acre pond, 4 – 6 feet deep.

Calculate Water Body Size:
Length x Width, Divide by 43,560 = Surface Acre