Pond greenery is a term used to describe the vegetation that grows in and around ponds. ALGAE is one of the most common types of pond greenery, and it is a type of aquatic plant that can range in size from microscopic single-celled organisms to large seaweeds. ALGAE can be found in many different colors, including green, brown, and red. It is an important part of the pond ecosystem, providing food and oxygen for other organisms.