GreenClean Granular Pond Algaecide - 2.5 lb.

GreenClean Granular Algicide is an EPA-registered algicide that kills string algae on contact, showing instant results. This innovative algae destroying product is ideal for use in many situations including fish ponds, water gardens, waterfalls and birdbaths. GreenClean is non-harmful to fish and is perfect for spring cleanouts and maintaining your water features all year long. Fast, reliable, pond algae control, GreenClean Granular Algicide. Click here for quick facts about GreenClean direct from the manufacturer.

Read more about algae control in ornamental ponds and using algaecides here.

Sodium carbonate peroxyhydrate-50%.

Application Instructions for Treating String Algae on Ornamental Waterfalls and Streams:

Step 1: Check pH levels before applying. GreenClean can raise pH levels up to 1 unit.
Step 2: Apply early in the morning.
Step 3: Turn off circulation.
Step 4: Apply GreenClean to affected areas--including waterfalls and streams.
Step 5: Turn circulation back on after 10-20 minutes.

Application Instructions for Treating Green Water Algae:

Step 1: Check pH levels before applying. GreenClean can raise pH levels up to 1 unit.
Step 2: Apply early in the morning.
Step 3: Shock with GreenClean at curative rate.
Step 4: Treat as needed once per week at the low curative rate in conjunction with water conditioners (such as beneficial bacteria).

Application Instructions for Pond Cleaning:

Step 1: Drain Pond.
Step 2: Apply to all surfaces.
Step 3: Rinse with water after 10-20 minutes.
Step 4: Drain pond.
Step 5: Re-fill pond (replace fish and plants after de-chlorinating).