Now showing in Alaska

When talking about purple loosestrife (Lythrum salicaria), the noxious "purple menace" invader from Europe, its distribution in the United States is always mentioned. "Found in the continental U.S." or "in 48 states". Make that 49 - now appearing in Alaska as well. There are no safe harbors.

• More on purple loosestrife's invasive ecology
• More on purple loosestrife in NYC.
• More on biological controls