Leaves are underwater, approximately 2 inches across and divided into fine branches. Flowering branches grow above the water surface with diamond shaped leaves. Flowers are small and range from white to pale yellow. The stem is usually less than 10 feet, but can reach 33 feet. Concerns: Dense mats can form which will alter oxygen…
A perennial plant with leaves that arise form a large spongy rhizome. The leaves have a slit that makes them roughly heart-shaped and can float on the surface or stand on the surface on thick round stalks. Flowers are spiracle with green sepals and yellow petals. Flowers can float on the water or stand above…
The leaves are round, smooth, green, leathery and have a slit on one side. The underside is often red or purplish with numerous veins. The leaf stalk is attached to the leaf center at the base of the slit. The flowers are large and fragrant. They can be white, pink, or purple petals with a…
This is a very tiny, free floating, rootless plant. It is light green in color. It can be mistaken for algae or duckweed. Usually it grows in quiet waters with no wave activity. Concern: Dense colonies can completely cover the surface and will cause dissolved oxygen depletions and fish kill. We are the lake management…
Oval leaves that float on the surface. The leaves are green on top and the underside is reddish-purple. Stems attach at the center of the leaves. There is a distinctive gelatinous slime on the underside of the leaves and coating the stem. Concern: Can form large colonies that interfere with boating and fishing activities. We…
A very small light green free-floating, seed bearing plant. The leaf like body is called a thallus. There is 1-3 leaves or fronds that are 1/16 to 1/8 inch in length. They tend to grow in dense colonies in quiet water. Concern: If colonies cover the surface of the water, then oxygen depletions and fish…
Forms very dense stands of rooted submerged vegetation. Leaves are dark green to greenish-purple, ribbon-like, opposite or in a whorl of three. The stems are very long and have many branches. Can often be confused with sago pondweed. Concern: If it becomes too dense it can reduce boat traffic and impede water flow in drainage…
A perennial plant that arises from thickly matted rhizomes and has no floating leaves. The stems are thin, long, and highly branching with leaves very thin and filament-like. It is generally completely submersed except the reproductive stalk that peaks above the water. Concern: Dense formations can limit movement of predator fish and inhibit fishing. Because…
Northern watermilfoil is often confused with Eurasian watermilfoil. Northern Watermilfoil is a native plant that has a light-colored stem and feathered like leaves. They usually have 5-12 pairs of leaflets. Concern: Can inhibit recreational activities such as swimming, boating, and fishing. We are the lake management authorityContact Us Today For A Consultation
This plant has thick, large stems and broad leaves. The submerged leaves appear wavy and taper toward the stem. Floating leaves are egg shaped. Concerns: If it grows out of control it can interfere with recreational activities. We are the lake management authorityContact Us Today For A Consultation