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2020 NYISAW Call for Events!!
Invasive species are on the move; everyone can help to stop their spread Activities Set for New York’s SEVENTH Invasive Species Awareness Week, June 7-13th GENEVA, NY – This year marks the SEVENTH Invasive Species Awareness Week in New York. Some of the greatest harm […]
Starry Stonewort
Starry stonewort is a rooted macroalgae often found in lakes and rivers and can grow to two meters in length. This plant is green with star shaped rhizoids that form from late fall though winter.
Mile-A-Minute – NEW TO REGION!
Mile-a-minute is an herbaceous, annual, trailing vine that can reach lengths of six meters or more. Its stems are covered with barbs which are also present on the underside of the leaf blades. The light green-colored leaves are triangle-shaped and alternate along the stem. Iridescent blue berry-like fruits are produced beginning in mid-summer and continuing until the plants are killed by frost in the fall. The seeds within these fruits can remain viable in the soil for up to six years.
Giant Hogweed
Giant hogweed is a biennial herb that grows to 8-14 feet. Plants sprout in early spring from forked taproots or seeds. Stems are hollow, and leaves are lobed. The best time to identify giant hogweed is when it is in bloom in June.
