Blagdon Duckweed Buster 1 Litre

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At last an effective natural deterrent to problematic duckweed.
Treats 2000 gallons or 9092 litres

Duckweed Buster is a natural product.
It works by preventing the growth of duckweed by modifying the water chemistry and creating conditions which prevent the spread of this problematic aquatic plant in your pond.
This is a mild chemical and is perfectly safe for your fish, wildlife and plants