01 Nov 2021
Green X: Koi Safe Algaecide
Many of those who come to us for pond advice have one thing in common: they have koi or goldfish in their ponds! Having these types of fish and needing to treat for algae can become less than ideal for the average pond owner. Koi and goldfish are highly sensitive to copper sulfate, which is typically the main component to most pond algaecides and why we do recommend finding an alternative product.