By Michael Platt, Calgary Sun, August 9, 2010

Apparently, they're easier to stomach in a salad, with a little basil, salt and pepper.

By Laura Rance, Winnipeg Free Press, July 31, 2010

While an invasive plant called hogweed has been grabbing headlines in Canada of late, a different plant nicknamed "pigweed" has been gaining notoriety in the U.S.

By Henry Homeyer, Providence Journal, July 31, 2010

By now wet places everywhere are displaying magenta, purple and pink flowers as a common invasive plant, purple loosestrife (Lythrum salicaria), comes into bloom. It is a gorgeous plant, but not one that we want — it can quickly dominate wetlands, pushing out native plants that provide better quality food and habitat for birds and other critters.

By Gavin McEwan, Horticulture Week, July 30, 2010

Horticulturists should be more careful when selecting plants to avoid adding to the problem of invasive non-native species, according to Natural History Museum botany curator Dr Mark Spencer.