: This species is listed on the Michigan prohibited aquatic plant list. Introduced as an aquarium plant.
: Aquatic; submergent perennial; typically grows in water depths ranging from 1-3 m (3-10 ft).
: Vary, submergent leaves opposite, palmately, finely dissected, floating leaves alternate, entire, small.
: May reach up to 2 m (6.5 ft) in length; grass green or olive green; sometime reddish-brown in color.
: White in color, 3 petals, 3 petal-like sepals, flowers emergent, less than 1/2 in (13 mm) in diameter.
Fruit and seeds
: 2-4 leathery pods per flower, each 2-3 cm long and 1 mm wide, usually containing 3 seeds each.
: Found in lakes, ponds, occasionally slow-moving rivers or streams.
: Southern species sold in aquarium trade. Germination of seed less likely in north; spreads vegetative parts which adhere to boats and waterfowl; may also be dispersed by currents.
: Spineless hornwort or Coontail (Ceratophyllum echinatum
) and Beck's water marigold (Bidens beckii
) but do not have distinct petioles like Cabomba.
Monitoring and rapid response
: Herbicides such as Endothall and Fluridone provide excellent control. Also, water level draw downs have been successful as well as introducing grass carp.
: The Michigan Natural Features Inventory
(MNFI) has partnered with MISIN to provide the information in this fact sheet. Species images and/or information were used with permission from "A Field Identification Guide to Invasive Plants in Michigan's Natural Communities
" and "A Field Guide to Invasive Plants of Aquatic and Wetland Habitats for Michigan