2017 public waters / plant acres: 195 (42%) / 1,203
2017 Waters / acres controlled: 8 / 993
Environmental and Economic Concerns
Sprawling grass up to 15 feet long that forms dense tufts on shorelines
Provides little wildlife value and crowds out native plants
Covers vast areas of wetlands and marshes, especially south Florida
Fills ditches and shallow canals, impeding water movement
Mats can break loose from shorelines forming floating islands
Management Options
Biological: None available
Chemical: Glyphosate, imazapyr;
Mechanical: Mowing; harvest or shred floating mats
Physical: Drawdown, desiccation, and burning
Florida Fish & Wildlife Conservation Commission, Status of the Aquatic Plant Maintenance Program in Florida Public Waters, Annual Report – Fiscal Year 2016-2017.