Table of Contents

The introduction of non-native aquatic plants and excessive plant nutrients have created many aquatic plant problems for lakes and streams in Washington. Follow the links to learn about methods that are used to manage aquatic plants in Washington. See the strategies used to eradicate and/or control Eurasian watermilfoil in Washington.

	Eurasian Watermilfoil Eradication and Control Strategies
	Manual Methods
	Mechanical Cutting
	Bottom Screening
	Instructions for Installing Bottom Screens (Barriers)
	A Bottom Screening Project in Lake Leland
	Automatic Plant Control Products (Sediment Agitation)
	Grass Carp
	Biological Control
	The Milfoil Weevil (Euhrychiopsis lecontei) in Washington
	Diver Dredging
	Water Level Drawdown
	Harvesting
	Rotovation
	Aquatic Herbicides
	An Innovative Approach to Using Aquatic Herbicides
	Aquatic Vegetation Survey Methods
	A Citizen's Manual for Developing Integrated Aquatic Vegetation Management Plans
	Advantages and Disadvantages of Aquatic Plant Management Techniques by Dr. John Madsen (outside link)
	The Washington Lake Book

Nonnative Plants | Native Plants | Aquatic Plant ID | Financial Assistance
| Lake Info | Aquatic Plants Home

Questions about this page?
Contact Kathy Hamel by e-mail at kham461@ecy.wa.gov