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Nishikoi Clear Waters Koi Fish Pond Blanket Weed Treatment

  • From £17.59
  • (Delivery from £4.49)
Item in Stock | Usually dispatched within 24 hours

Nishikoi Clear Waters is a biological treatment for the control of blanket weed in fish ponds which is 100% effective. It will start to work within a few days, the dying blanket weed can then be removed with a fine net. Any remaining blanket weed will decompose and be broken down by the bacteria in the filter system.

At A Glance

  • All natural treatment that dissolves quickly and DOES NOT take on a milky appearance.
  • Built in sludge busting bacteria to help decompose sludge and organic waste

Dosage Rate For Nishikoi Clear Waters Blanket Weed

1 x 50ml measure (included) treats 1000 litres (220 gallons). Repeat after 14 days.

On 28 onwards does every fortnight at rate of 1 x 50ml measure per 4,000 litres (880 gallons)

Full instructions are supplied


  • 100% Effective treatment for blanket weed in fish ponds
  • Can be used all year round
  • Safe for use with UV's and pond filters
  • Built in sludge busting bacterias
  • Quick dissolving treatment safe for use with UV's, all pond fish, plants, filter systems


  • Free Delivery on orders over £39.99
  • Postage from £3.95 for smaller orders
  • Express 24hr postage option available
  • 14 day returns
  • International Shipping on non electrical products only
We aim to ship all orders received by 12 pm the same day with the exception of fibreglass fish ponds, Gardeco products & other special order products.
The 24 hr postage option does not include deliveries at weekends or bank holidays.
For full details please follow the link Delivery & Returns
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