Algaecide

Algae is one of the most common pond problems and one of the most treatable. TotalPond Algaecide works fast on both green water algae and string algae, and is safe for fish and plants when used as directed. Available in three sizes so you always have enough on hand for your pond volume.

For best results, make sure your water is well-aerated before treating. Algaecide works best when water is moving. Circulation carries the treatment throughout your pond and deprives algae of the stagnant conditions it needs to grow back.

Already treating? Pair Algaecide with Barley Extract for natural, ongoing prevention once the bloom clears. Not sure which algae you are dealing with? Our Pond Algae Control guide helps you identify the type and choose the right treatment.

3 products

At the First Sign of Green Water or String Algae

Seeing green water or string algae? You can fix this. Algaecide works fast on both. Add aeration to help it circulate and a UV clarifier to clear free-floating algae at the source.

Add essential aeration

Algaecide works best when your water is moving. Good circulation carries the treatment throughout your pond and deprives algae of the stagnant conditions it needs to grow back.

Shop aeration

Add UV clarification

For green water specifically, pairing Algaecide with a UV clarifier gives you the fastest results. Algaecide treats the bloom you can see. UV clarification stops free-floating algae cells before they cloud the water again.

Shop UV filtration

Prevent Pond Algae From Coming Back

Whether you're dealing with a full-blown algae bloom or trying to prevent one, explore our complete guide to understanding, treating, and controlling pond algae.

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