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Purple Loosestrife: Distribution & Spread

Distribution & Spread

Purple Loosestrife spread map: January 2001
Most current map of California Purple Loosestrife
distribution (January 2001)

Purple Loosestrife spread map: September 1999
Purple squares indicate known purple loosestrife locations
found throughout the state. The CALFED Bay Delta
watershed is the green highlighted area

Detected Purple Loosestrife
California’s extensive waterways are potentially
at risk to invasion by Purple Loosestrife

Vermont Distribution of Purple Loosestife
Vermont Distribution of Purple Loosestife

Oregon Distribution of Purple Loosestrife
Oregon Distribution of Purple Loosestrife

US Distribution of Purple Loosestrife
US Distribution of Purple Loosestrife

Canada Distribution of Purple Loosestrife
Canada Distribution of Purple Loosestrife