Blanket Weed Treatment. 100g sachet of Beneficial bacteria treatment for garden ponds up to 100 m2, but more may be required depending on the amount of algae present. It’s better to prevent algal growth by treating early in the season. larger pack sizes available, contact me for discounts Controls duckweed at double the dose early in the season, should not be used on Duckweeds after May. Repeat dose every 4 to 6 weeks. Completely natural nutrient reduction technique, no chemicals, fish friendly, works on blanket weed, blue green algae and duckweed Soluble sachet, no need to open, just throw it in and watch it dissolve
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