Best Pond Dyes

CaplinTec Pond Water Dye | Eco-Friendly Pond Colour Enhancer | Algae Control & Weed Prevention | Safe for Fish & Plants | 3000 Litres Coverage (Black)

Blagdon Blue Pond Water Colour, Reduces Algae Growth, Helps Protect Fish from Predators, 250ml, treats 31,000 litres

Hydra Liquid Black Dye | 250ml Treats up to 1063L - Concentrated Liquid Dye for Ponds, Water Features & Fountains | Pond Dye Keeps Water Safe for Wildlife

Blue Lake and Pond Dye (4 Gallon Value Pack)

NT Labs Pond Aquaclear, Blanketweed & Algae Control, Blue Dye For Pond Water/Water Features, Stops The Growth of Green Algae and Blanket Weed, Filters Out UV Light

Sanco Industries Crystal Blue Xl Commercial Lake & Pond Dye - Color - 2.5 Gallon Royal Blue 2.5 Gallons

Pond Dye Blue 50 | Treats 50,000 Litres | Controls Algae…

Sanco Industries Out Lake And Pond Dye - 1 Black Gallon

Sanco Industries Lake & Pond Colorant, Crystal Blue And Black Out Combination Sapphire Blue 1 Gallon

HYDRA 1 Kg BLUE DYE treats UpTo 30,000 litres Water Garden Blue Pond Shade Inhibits Algae/Weed Growth Safe for Use in Natural Swimming Ponds & Swimming Pools