Aquascape 98948 Beneficial Bacteria Dry-250gr/8.8oz.

Aquascape Beneficial Bacteria contains 8 pure strains of concentrated beneficial bacteria, including PSB bacteria and enzymes. Water gardens are enclosed ecosystems, with factors like fish load, uneaten fish food, organics such as leaves, sludge and unwanted debris may disrupt the balance. Aquascape Beneficial Bacteria maintains a strong biological balance; providing clean, clear and healthy water conditions. PSB (Photo Synthetic Bacteria) help quickly clear pond water by clumping fine debris and allowing it to settle. 

Aquascape Beneficial Bacteria Dosage
Add to the area of the pond with the most circulation or directly into the skimmer opening. Water temperature must be at least 50°F
One scoop treats up to 1,000 gallons of water.
Treat 2 times per week for the first 2 weeks
After initial treatment, use a maintenance dose of 1 scoop per 1,000 gallons weekly for the remainder of the season