There is a good article in yesterday's New York Times about the scary bee colony collapse disorder that is happening not only in the U.S., but in parts of Europe and Central and South America. It discusses several of the suspicions including neonicotinoids such as Imidacloprid, which has been mentioned in posts here (and I have used myself). <http://nytimes.com/2007/04/…? em&ex=1177560000&en=f5ba22e773db984a&ei=5087%0A> --Lee Poulsen Pasadena, California, USDA Zone 10a