Ecopond Duckweed Controls is a natural approach to controlling duckweed in ponds. It works by using natural bacteria to modify the water chemistry and creating conditions which prevent duckweed from spreading.
Dosing Instructions:
Intial dose of 25ml per 450 litres(100 gallons), adding to a watering can or bucket of pond water. Mix well and spread over the pond surface evenly.
As a maintenance dose, add 10ml per 450 litres(100 gallons) weekly until duckweed stops growing.
-Cannot be overdosed
-500ml treats upto 4500 litres (1000gallons)