Below is a brief list of the weeds of concern in DeRuyter Reservoir. Currently, June 22, 2017, harvesting began on the south end to remove mainly Curly-leaved pondweed. If available, we’ll try to update this site with an estimate of the amount of wet tonnage removed.
Much of this information was copied from Cornell University Invasive Weed ID Guide
Curly Leaf Pondweed-
Reddish-green leaves have distinct wavy edges, like lasagne noodles.
Crispy feel comes from the wavy aspect and fi ne teeth along the leaf edges.
Flat, reddishbrown stems grow 1–3 feet long.
Other Characteristics: Grows under ice in early spring; dies back after Fourth of July.
Spring leaves are wider than winter leaves and have less wavy leaf margins. Inhabits lakes, ponds, and streams.
More Images of curly leaf pondweed–
Eurasian watermilfoil (Myriophyllum spicatum)
Invasive Weed Blunt-ended leaves look like they have been cut by scissors.
Shoots near water surface are reddish-brown.
Small reddish flowers raised above water on a spike; often blooms July to August
Other Characteristics: Leaves made up of 14-20 pairs of threadlike leaflets. Leaves fall limp when removed from the water. Green or reddish-brown to purple branching stems. Inhabits lakes, rivers, and ponds.