Origin and Distribution

Settlers from Europe brought purple loosestrife with them to plant in their flower gardens.
  True
  False

Transportation

A mature purple loosestrife plant can produce up to 2.5 million seeds per year, which can be spread by:
  A. Migrating animals
  B. Humans who visit or hike near the lakeshore
  C. Commercial sale
  D. All of the above
  E. None of the above

Environmental Impact

Hundreds of species of plants, birds, mammals, fish and amphibians have adapted to the purple loosestrife invasion, and succeed because of the population and nutrition it provides.
  True
  False

Economic Impact

Purple loosestrife reproduces and grows quickly.  In order to completely dispose of this plant, the entire root system and its stalk must be removed which can be a difficult and expensive process.
  True
  False

Control

How can we keep purple loosestrife under control?
  A. Dig up the entire plant and place in a plastic bag to speed up decomposition
  B. Use an approved herbicide and selectively spray
  C. Release their natural predator, Gallerucella beetles which will chow down on leaves,
        flowers, and root tissue.
  D. None of the above
  E. All of the above