API Pond-Zyme Sludge Destroyer – 1-Pound Pond Cleaner with Barley

Natural, bacteria-based pond cleaner for ornamental ponds

API POND-ZYME SLUDGE DESTROYER Pond Cleaner uses a blend of natural bacteria and barley to tackle fish waste and pond sludge. This plant-friendly combination works with the water in ornamental ponds to support clearer water and easier seasonal upkeep. While results can vary with pond conditions, many users notice a reduction in visible debris as the season progresses.

Designed for seasonal use, this product is formulated to help manage waste buildup and organic matter that can affect water quality. Its gentle, natural active ingredients are selected to work within typical pond ecosystems, aiming to support a healthier underwater environment without disrupting fish and plant life when used as directed.

What this product does

• Contains one API Pond-Zyme Sludge Destroyer container with natural pond bacteria and barley
• Natural active ingredients target fish waste and sludge while supporting beneficial microbial activity
• Breaks down accumulated algae residues and digests leaves and grass clippings
• Helps reduce routine maintenance and maintain pond cleanliness across the season

Usage guidelines

• Spring start-up: dose twice weekly for two weeks, then again at season end
• Maintenance: dose once every two weeks for regular upkeep
• Intended for ornamental ponds only; follow the product directions for best results

With almost 60 years of API experience, this pond care line is paired with a range of testing kits, water conditioners, and nutritionally balanced foods. API remains dedicated to creating a safer, more enjoyable underwater world for fish such as koi, goldfish, and other common pond inhabitants, while supporting hobbyists in achieving a well-balanced pond ecosystem.