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Aquatic

Plant Database
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Aquatic
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Soil & Moisture
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Aquatic
Moist to wet
Nutrient rich soil
All soil types
Dry to wet
Poorly drained
Suggested Action
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Report to Oregon Invasives Hotline
Use BMPs to control on private property
Cluster of small white and pink flowers
Flowering Rush
Butomus umbellatus
Invasive
Small white flower on bushy stems
Brazilian Elodea
Egeria densa
Invasive
Long (aquatic) roots and long stem with many small green leaves
Hydrilla
Hydrilla verticillata
Invasive
Yellow Flag Iris Iris pseudacorus Large yellow flower with large petals
Yellow Flag Iris
Iris pseudacorus
Invasive
Small yellow flower
Large-Flower Primrose Willow
Ludwigia grandiflora ssp. grandiflora
Invasive
Juvenile Ludwigia leaves are spatulate in shape and star-shaped in arrangement.
Six-Petal Water Primrose
Ludwigia grandiflora ssp. hexapetala
Invasive
Floating Primrose-willow Ludwigia peploides Large floating mat of long slender green leaves and small yellow flowers
Floating Primrose-Willow
Ludwigia peploides
Invasive
a carpet of parrotfeather clogs a waterbody.
Parrotfeather
Myriophyllum aquaticum
Invasive
Small stem coming out of water with small yellow flower
Yellow Floating Heart
Nymphoides peltata
Invasive
a patch of wapato in the river with upright arrow shaped leaves pointing upward about 2 ft tall.
Wapato
Sagittaria latifolia
Native
Large green shiny leaves with small yellow flower
European Waterchestnut
Trapa natans L
Invasive
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Plant Category

Habitats

Shade Tolerances

Soil & Moisture Conditions

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