Biological Name:

Echinochloa crus-galli (Watergrass)

Natural Habitat:

Watergrass: This plant is a type of grass that grows in wet or moist habitats, such as along the edges of ponds, marshes, and streams. It is commonly found throughout North America and other parts of the world.


Watergrass is a grass that is native to North America. It is commonly found in wetland areas and has long narrow leaves and small inconspicuous flowers. It is often used in wetland restoration projects.

Frequently Asked Questions (FAQs)

Q: What is the proper name for water grass?
A: Two common lawn weeds that are sometimes referred to as water grass are crabgrass and yellow nutsedge. Crabgrass (Digitaria spp.) is an annual, warm-season grass. Crabgrass seeds begin to germinate when soil temperatures reach 60 degrees Fahrenheit.

Q: What is the long grass in a pond called?
A: Cattails are a native plant that grow up to 6meters tall. They are common in ditches or wherever soil remains moist, so consequently they can easily spread by seed to new ponds. In shallow ponds, they quickly overtake the shoreline and have extensive root systems that are difficult to remove.

Q: What is water grass good for?
A: Water grasses can also be grown for commercial use, ranging from animal fodder to flood control. Historically, water grasses have been used for crafts like basket weaving and in furniture making, and they are also utilized to make ornamental crafts.

Q: Where is water grass found?
A: Water stargrass is an underwater grass with long, grass-like leaves and distinctive yellow, star-like flowers along freely branching stems. It grows in the fresh waters of the upper Chesapeake Bay and tributaries throughout the Bay watershed.

Q: How do I get rid of water grass in my lawn?
A: Herbicides. This is always the most common way of getting rid of water grass. You can choose between a preemergence and postemergence herbicide. For preemergence herbicide, it would be advisable to apply it when soil temperature is around 12.8 fahrenheit

About the author

Samuel is a gardening professional and enthusiast who has spent over 20 years advising homeowners and farm owners on weed identification, prevention and removal. He has an undergraduate degree in plant and soil science from Michigan State University.