Enjoy your pond!
Classic Substrate creates a stable balance in the pond, ensuring that the micro-organisms needed for a proper balance can continue to develop. Classic Substrate also encourages optimum and consistent pond plant growth. Contents: 10 litres.
Scatter a layer of around 2 cm substrate over the bottom of the pond. Good in existing ponds too. Use of 'Bacterial' denitrifying bacteria at the same time will prevent the growth of algae and encourage a stable pond environment.