Pondmaster Start-Up Instant Pond Cycler adds live, nitrifying bacteria cultures that help eliminate ammonia and nitrate toxicity in new and existing ponds. This safe, effective formula has no foul odor and is safe for fish, plants and wildlife. Add whenever fish are introduced to the pond.

• Contains live, nitrifying bacteria that help eliminate ammonia and nitrate toxicity
• Establishes healthy growth of bacteria in new ponds, existing ponds and biological filters
• No foul odor, safe for fish, plants and wildlife

Ammonia and nitrates are very toxic, and it is essential to remove them from pond water before adding fish. Use Start-Up as directed to achieve optimal results and protect your fish from harm.