Access!! Equisetum is the bane of our existence. It is an uncontrollable spreading menace that is immune to even the most potent roundup. Come visit and you can pull as much as your heart desires. Paul Licht, Director Univ. California Botanical Garden 200 Centennial Drive Berkeley, CA 94720 (510)-643-8999 http://botanicalgarden.berkeley.edu/ On 5/16/2010 6:19 AM, stan tyson wrote: > Equisetum telmateia