Swell UK Pond Green Water Control Treatment & Pond Cleaner - Pack of 2

Swell Control Green Water contains a mixture of beneficial bacteria that can help reduce the levels of nutrients that encourage algae to grow in your pond. In addition to being easy to dose and use with no measuring required, this green water treatment is also completely chemical-free and can treat a 1,000 gallon pond for up to 3 months. Swell Control Green Water pond control contains 6 x 28g sachets and treats 27,300 litres of pond water.Control Green Water from Swell UK contains a combination of bacteria that break down bottom sludge and odours and help to reduce murky water. It also contains barley straw, another natural product that helps to reduce algae growth. This green water treatment contains beneficial bacteria in a water-soluble, fish-safe pouch. Simply drop it into your pond, ideally near moving water or into a pond filter chamber. The bacteria will get to work and break down toxic compounds like ammonia and nitrite, as well as problem-causing nutrients like nitrate and pho