Crystal Plex Liquid Algaecide (1-Gallon)

Crystal Plex is a professional-grade liquid copper sulfate solution engineered to effectively kill and control a wide variety of algae, including filamentous, chara, and planktonic varieties. This potent algaecide also assists in managing certain aquatic plants like Hydrilla, ensuring your pond remains beautiful and healthy throughout the season. Formulated for ease of use, one gallon of Crystal Plex can treat a full surface acre (1–3 feet deep) when mixed with water and applied directly to active growth. When used as directed, it is environmentally friendly and safe for ponds used for swimming, fishing, livestock watering, and irrigation, making it a versatile choice for complete pond management.