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Northern Prairie Wildlife Research Center

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American Wildcelery (Vallisneria americana):
Ecological Considerations for Restoration

Tables and Figures

Table 5. Control of Vallisneria americana by selected herbicides (Lawrence and Hollingsworth 1969).

Herbicide Concentrations Degree of control
Silvex 0.5 to 2 ppm None
5 to 30 ppm 70 to 100%
2 ppm Satisfactory
Diquat dibromide 0.25 ppm 30 to 90%
Diquat dichloride 0.25 to 0.5 ppm 30 to 100%
Paraquat dichloride 0.25 to 0.5 ppm 67 to 93%
2,4,-D IOE granules 16.5 to 27.5 kg/ha Unsatisfactory
2,4,-D D,E granules 44 kg/ha None
Acrolein 2.65 ppm Killed
Endothall, DDS 2 to 3 ppm Seasonal

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