When Jill, the event coordinator for Gardeners on the Green in Longmeadow contacted me to see if I’d do a workshop for her group, I was really excited! March in Massachusetts is fairly dreary: still cold, despite the calendar saying it’s spring, and we have plenty of snow and ice. Usually there’s not a flower to be seen! Luckily there were plenty of flowers at the wholesaler and I chose a Rosie Posie vase for the gardeners to work with, since this shape vase is really great for a low, wide arrangement but can also be used for a rounder, taller arrangement as well. First I told them a little…