|Botanical Name||Nymphaea spp.|
DescriptionAquatic herb. Rhizomatous (with underwater stems) herb, leaves circular, floating, long stalked. Flowers 100-200 mm diameter, star-shaped, petals numerous, showy, mostly white or yellow, rarely pink. Many cultivars.
Where is it found?Still waters of streams, river backwaters, ponds, lake bays. Local and not common but should be watched for - includes water lily (N. alba) and Mexican water lily (N. mexicana).
Why is it a problem?Can spread to cover huge areas displacing and shading out native vegetation. A threat to some of our rare species.
How does it spread?Usually arising from ornamental plantings.
How do I get rid of it?
Can be removed mechanically rather than chemically.
Glyphosate: A consent is required to apply herbicide over water.