University of Maine Cooperative Extension will host Maine Garden Day on March 14, 8:15 a.m.–4 p.m., at Lewiston High School, 156 East Ave., Lewiston.  Back after a five-year hiatus, this day-long conference includes 30 hands-on, informational workshops in both half- and quarter-day sessions. Topics include grafting fruit trees, growing hemp in the garden, rewilding the read more Maine Garden Day returns after five-year hiatus