One of the World’s Worst Weeds

Cogongrass (Imperata cylindrica) is regarded as one of the world's worst weeds. Its inflorescence is fluffy (plumose) as pictured above. We encountered this pernicious plant at the Cypress Bend Community Preserve this spring in flower. Volunteer Ken Gonyo took note…

Boo … Another Invasive Plant …

  Beach naupaka (Scaevola taccada), an invasive pest plant, was discovered growing on the edge of a mosquito control dike at the Oslo Riverfront Conservation Area.  Its large, somewhat waxy leaves are yellow-green.  Fast-growing, this one plant was more than six…