String Algae Green Water Goblins & Sludge Shifter – PondH2o Sludge Shifter, Greenwater Goblins and String Algae Blanketweed Combo Pack – Pond Sludge Remover for Koi Fish Ponds and Water Garden Backyard Ponds. Helps reduce nitrate and phosphate levels, aid the break-down of bottom sludge and odors, as well as helping to make the water less murky. This formulation contains beneficial pond bacteria which are ideal for use in Koi fish ponds and water garden ponds. The pond algae remover in the Green Water treatment also contains barley straw which is another natural control method to prevent the water turning that murky shade of green.
Convenient sachets make this one of the most versatile products around with no messy measuring or dosing needed. Using natural ingredients these water soluble sachets and sludge nuggets are completely harmless to fish and pond plants. String Algae Green Water Goblins & Sludge Shifter, the different variations of bacteria in the Green Water treatment and string algae helps reduce nitrate and phosphate levels which help the break-down of algae, sludge and foul odors.
Each sachet treats up to 1,000 gallons of pond water and should be used every 1-2 weeks during the spring, summer and autumn seasons.