For a complete list of regulated species in Wisconsin, go to: dnr.wi.gov keyword: “NR 40” PROTECT YOUR POND REGULATED AQUATIC OR WATER GARDEN INVASIVE PLANTS To report a regulated invasive Learn what you can do Prohibited Invasive Species species or for additional to keep invasive species cannot be possessed, transferred, P information, contact the DNR out of your backyard and transported or introduced. at [email protected] out of Wisconsin waters

Prohibited Aquatic Plants Or visit our website: • Australian swamp crop, Crassula helmsii dnr.wi.gov • Brazillian waterweed, Egeria densa keyword: • Brittle naiad, Najas minor • European Frogbit, Hydrocharis morsus-ranae “invasives” • Fanwort, Cabomba caroliniana • Hydrilla, Hydrilla verticillata • Oxygen-weed, Lagarosiphon major • Parrot feather, Myriophyllum aquaticum • Water chestnut, Trapa natans • Yellow floating heart, Nymphoides peltata

Restricted Invasive Species cannot be transferred, transported or Bureau of Science Services introduced. Wisconsin Department of R Natural Resources Restricted Aquatic Plants P.O. Box 7921 Madison, WI 53707-7921 • Curly-leaf pondweed, Miscellaneous Publication SS-1115 2013 Potamogeton crispus

• Eurasian watermilfoil, The U.S. Environmental Protection Agency supported our work, in Myriophyllum spicatum part, through the Great Lakes Restoration Initiative. Points of view • Flowering rush, Butomus umbellatus expressed in this publication do not necessarily reflect the views or • Narrow-leaf cattail, Typha angustifolia policies of the U.S. Environmental Protection Agency. • Purple loosestrife, Lythrum salicaria Do not release The Wisconsin Department of Natural Resources provides equal opportunity in its ANY pond or water For assistance on control efforts for any of these employment, programs, services, and functions under an Affirmative Action Plan. garden plants, fish invasive aquatic plants contact the aquatic plants If you have any questions regarding this plan, please write to Equal Opportunity Office, Department of Interior, Washington, DC 20240. or invertebrates into management specialist for your region. natural waters. Find them at dnr.wi.gov keyword: “APM contacts” This publication is available in alternative format (large print, Braille, audio tape, etc.) upon request. Please call

(608) 266-0531 for more information. ©iStockphoto.com/Brenda A. Carson YOU CAN HELP PROTECT WISCONSIN’S WATERS & LANDS

Are Your Ponds at Risk? When invasive plants Wisconsin Laws Understand like watercress escape Ponds, fountains and water gardens can provide Wisconsin’s Invasive the laws, from their original tranquil settings for humans while adding extra Species Rule (Wis. get to know the planting sites, they benefits for native wildlife visitors. Adm. Code ch. NR 40) species and can drastically alter classifies and regulates the spread the Unfortunately, these aquascapes can put native native ecosystems. invasive species that threaten word! ecosystems at risk unless certain precautions are Such changes can Wisconsin most. The rule is taken to avoid invasive species. impact native wildlife aimed at helping citizens learn Invasive species are non-native species that spread as well as recreational DNR Images to identify and minimize the rapidly and take over native ecosystems, causing opportunities. Watercress taking over a stream edge spread of invasive plants, animals and diseases environmental or economic harm or posing threats that can invade our lands and waters and cause to human health. Luckily, with a little significant damage. It is important to avoid these information and some species in water gardens and elsewhere. preventive actions, water HOW YOU CAN HELP: The rule classifies species as either gardens can remain Build your aquascapes away from “Prohibited” or “Restricted” in Wisconsin and beautiful outdoor spaces natural waterways and flood zones. regulates their transportation, possession, without becoming transferand introduction. Learn to recognize invasive species. invasive vectors. Water Purchase and plant non-invasive gardeners have the To learn more about the rule, visit the DNR’s and native plants. opportunity to help slow invasives site at: dnr.wi.gov keyword: “NR 40.” Check plant orders for unwanted ©iStockphoto.com/Alexander Tivanov the spread of invasives invasive hitchhikers. While not currently regulated in just by knowing what Do not use invasive plants, fish, Wisconsin, water hyacinth and water crayfish or snails in your garden. lettuce are two examples of plants species to avoid and that can be incredibly invasive. Take choosing to use native or Do not release any plants, fish precautions to not let these or any or invertebrates into natural waters. other plants escape your garden. non-invasive alternatives. Watch out for these invaders! These invasive aquatic plants are prohibited in Wisconsin.

Photo by Ann Murray, Photo by Vic Ramey, UF/Center for Aquatic and Invasive Plants UF/Center for Aquatic and Invasive Plants DNR Images Photo by Glenn Miller, , Oregon Dept. of Agriculture Photo by Christian Fischer

Hydrilla Anacharis Parrot feather Yellow floating heart European frogbit Hydrilla verticillata Egeria densa Myriophyllum aquaticum Nymphoides peltata Hydrocharis morsus-ranae