Salvinia molesta
Giant Salvinia

Notice:  This highly invasive plant has caused millions of dollars worth of damage and control costs in many countries around the world.  In 1995 this weed was found in the US.  In 1999 it was found in Arizona.  Help to prevent the spread of this harmful pest; be alert for its presence in waterways, water garden ponds, and nurseries.

Identification Threats
USGS Salvinia Website Website
Likely means of spread:  It will quickly spread with wind or water currents.  It is spread between waterways by bait buckets, and fragments on boats, motors, trailers and in livewells.  Use as a landscape plant has been known to spread the plant great distances.  Has recently been found for sale in nurseries in Arizona!

Where Salvinia molesta has been found in Arizona

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