MORRIS PLAINS — The Morris Plains Farmers Market will celebrate its 20th Anniversary on opening day, June 11. The Market is open from 9:00 a.m. to 1:00 p.m. every Saturday through October 8 at 771 Speedwell Avenue, the Speedwell Avenue Extension, across from The Plaza Restaurant and Taylor’s Consignment Shop. Provident Bank has sponsored the Market from the beginning – 20 years of community support. The Market started in June 2003, at the suggestion of resident Mary Beth Soutar. Special Opening Day events include music, and the opening of the Morris Plains Model Train Club exhibit (10:00 a.m. …