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Plant Identification -- Submerged Weeds -- Horned Pondweed |
HORNED PONDWEED (Zannichellia palustris)
Treatment Tips: Although this weed rarely interferes with swimming and boating, it is commonly found on the ends of fish lines. It is usually controlled with a single treatment.
Description: Unlike the true pondweeds, this species has all leaves oppositely arranged on the stem. The fragile stem rises from a horizontal root. Leaves are long and narrow with flattish seeds attached to the stem at the base of the leaves.
Distribution: Species and its varieties found throughout the U.S. in fresh or brackish water. Not a common nuisance species.
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Recommended Control Method: Tank mix 1 part Cutrine-Plus to 2 parts Aquathol K. Apply at the rate of 1 gallon per acre-foot of water. Dilute to facilitate even distribution.
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Maintenance Control Method: Add Aquashade at the rate of 1 quartper acre-foot of water to prevent initial growth or to retard regrowth of plants after chemical treatment.
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Alternate Control Methods: Aquathol Granular: 54 to 81 pounds per acre-foot.
Aquathol K liquid: 1.2 to 1.9 gallons per acre-foot.
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