Since this obnoxious plant is as much a danger to native undergrowth in Maryland as well as Virginia, I'll risk adding my comments. First, my thanks to Paula Sullivan for steering us to a website that covers the problem this plant is causing. I have battled this grass for the five years I've lived in Great Falls. As the website states, it springs up whenever soil or undergrowth is disturbed. Mowing along Great Falls narrow roads which lack shoulders, has produced the effect that it has been planted. It is also becoming prominent in Great Falls NP where too much mowing is being carried on. vegetation, it apparently is not a food source for anything--deer, birds, or insects. It was most discouraging to find that it has taken over the wooded area of Huntley-Meadows on my quest to see the Miss. Kites a few weeks ago. Ralph Wall Great Falls, Va.