International Master Gardeners Conference June 16-21, 2019 Valley Forge, PA  Register here until May 23, 2019.  Early registration closes April 14, 2019. Penn’s Woods: Digging into our Roots is the theme for our 2019 conference.  Recognizing the region’s rich history of horticulture for more than three centuries enables the conference to include a full array of lectures, demonstrations, tours, and field study ...