Hydrilla (Hydrilla verticillata)

Hydrilla: An Invasive Water Weed

Hydrilla (Hydrilla verticillata), dubbed one of the world's most invasive aquatic plants, was found in the Cayuga Inlet in 2011.  The Hydrilla Task Force is working to eradicate hydrilla in the Cayuga Lake Watershed.


What's New

Hydrilla fragments found near Wells College in 3.4 meters of water and along shore

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Report hydrilla

Report Hydrilla Suspects!

Think you've found hydrilla among the Cayuga Lake Watershed? Report a suspect by clicking here!

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Dan munsell treman summer

How You Can Help!

Everyone can help in the fight against hydrilla. Learn more about what you can do to stop the spread of this invasive water weed.

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Allied biological 3

Management Options

There are four main management options for hydrilla: biological, chemical, mechanical, and physical.

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Florida channel cleared

Economic Impacts

Hydrilla can reduce water flow, clog or damage water control structures, reduce fish populations, and compromise recreational uses such as boating & swimming.

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Blue-Green Algae

Studies have linked invasive hydrilla to a deadly toxin produced by blue-green algae, resulting in illness and death of wild birds and domestic pets.

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Last updated August 12, 2016