Airmax EasyKlear Defense 2-in-1 Granular Pond Algae Control, Effective & Fast Acting Algaecide, Aquatic Weed Treatment for Clear Water in Ponds and Lakes, Controls Both Algae and Aquatic Weeds, 30 lb Price: $219.99 (as of 02/01/2024 23:53 PST- Details)

Fast Acting: Whether you’re dealing with floating algae or submerged aquatic plants, EasyKlear Defense works fast to eliminate algae and weeds and restore your pond within 3-5 days.
Easy Application: EasyKlear Defense can be quickly and easily applied using most granular spreaders. Use for total pond control of algae and aquatic weeds, or target treatment to problem areas.
Long Lasting: EasyKlear Defense aquatic herbicide granules sink to the target pond weeds or algae, where they make direct contact and provide long-lasting results. Works great in ponds, lakes, and areas with flowing water such as shorelines, docks, or canals.