FLOATING AQUATIC VEGETATION CONTROL PROGRAMWater Hyacinth (Eichhornia crassipes),
South American Spongeplant (Limnobium laevigatum),
Uruguay Water Primrose (Ludwigia hexapetala), and
Alligatorweed (Alternanthera philoxeroides)
California Department of Parks and RecreationDivision of Boating and WaterwaysAquatic Invasive Plant Control Program (AIPCP)Treatments for August 26 through August 31, 2019
Herbicide treatment of invasive floating aquatic vegetation will begin on March 11, 2019 in various areas of the Sacramento -San Joaquin Delta. For more information see the Public Notice.
Treatments may not occur in some or all sites due to weather conditions, and growth stage of the aquatic invasive plants.
“Treatment sites and schedules are subject to change based on regulatory requirements, weather conditions, plant growth and movement, waterway traffic, listed fish presence surveys, and other conditions.”
- Spraying will be conducted weekly, Monday through Friday between the hours of 7 a.m. and 4 p.m.
- Herbicide applications during the treatment period will utilize Glyphosate (Roundup Custom), Imazamox (Clearcast), 2,4-D (Weedar 64) or Penoxsulam (Galleon)
Treatment Period:
Select Area 1 Sites and Area 2-4:
March 11, 2019 – November 30, 2019
All Area 1 Sites:
June 1, 2019 – November 30, 2019
County References:
ALA – Alameda; CC – Contra Costa;
MER – Merced; SAC – Sacramento; SJ – San Joaquin;
STAN – Stanislaus; SOL – Solano; YOLO – Yolo
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