Arrowhead
Sagittaria sagittifolia
Arrowhead
Legal Status: Unwanted Organism - DOC
Status in New Zealand: Established
Organism: Marine and freshwater plants
Other common name: Hawaiian arrowhead
Description
Arrowhead is a herbaceous aquatic perennial that is very similar to S. montevidensis, the difference being its production of rhizomes and tubers. It is not known to flower in New Zealand.
Impact
Arrowhead is an invasive weed with the potential to block waterways.
What to do
Contact your regional council to determine the status of this species and responsibility for control and/or advice on control.
- NPPA Manual
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Useful Resources
Page last updated: 24 March 2009