Metrowest Daily News 6/9/09: Milfoil problem dominates Lake Cochituate discussion at the annual Cochituate State Park Advisory Committee meeting on Monday night at Morse Institute Library. The invasive lake weed now covers acres of Lake Cochituate, and a single way to deal with the plants has not been agreed upon by the three towns in which the lake is located – Natick, Wayland and Framingham.