So many groups hold plant sales in the spring. They give us a chance to expand our gardens AND often  support any number of worthy community organizations. Nasami Farm of the New England Wildflower Society is now open in Whately on weekends, Thursdays through Sundays from 10 am - 5 pm. until June 13. Nasami sells native plants that will thrive in our area, support birds, bees and butterflies - and our whole eco-system. Friday, May 7  9…