Aquacide Blog — duckweed

A customer recently contacted us regarding weeds. Below is the question and our response. Question: Was given your company name by a previous customer of yours. I have a ¾ acre pond with max depth of about 20 feet. Started getting Duckweed last year with complete cover by late summer. This year already really bad and about ½ covered. Suggestions, costs and application instructions appreciated. I also have filamentous Algae but typically am able to control it with copper sulfate. Some weeds, but quite honestly they provide great breeding grounds and cover for fish. Thanks. SC, Caseyville, IL Answer: Fluridone Liquid...

Duckweed and Watermeal are free floating pond weeds that are found in wetlands and nutrient rich stagnant water. They are often mistaken for algae. Pond weed identification can be done by recognizing its small, round floating “frond” or leaf. Duckweed frond has hanging roots and is roughly the diameter of a pencil eraser. Watermeal has no roots and looks like floating grass seed about the size of a pin-head. Duckweed and Watermeal reproduce by budding on the margin or base of the frond. Each frond can only do this a limited number of times before dying. Both survive freezing and...