Purple Loosestrife

What is Purple Loosestrife?? Where did it come from??

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Purple loosestrife, beautiful though aggressive invasive flower of North America. Its native range is through Great Britain and across central and southern Europe to central Russia, Japan, China, Southeast Asia and northern India. Purple loosestrife is habitat is those places but it is creating ecological problems in North America as it has been expanded in 48 states and most of Canada.

According to the sources it is known that purple loosestrife was introduced in North America intentionally for medical and ornamental purposes.It was also accidentally introduced by Eurasian ships that used rocks as ballast.

The main reason of spread  of purple loosestrife is by planting them in garden and then they spread by means of seed dispersal.It is a big threat to the environment because it spread fast, making the other native plants
choke. It invades freshwater marsheschoke. as well as freshwater marshes, open stream margins, river banks and many other places. Thus it is also called 'Beautiful Killer'.