Sept. 19, 20 & 21, 10:00 & 2:00 & Sept. 23, 10:00: Tours of the Dahlia Garden with Brian Killingsworth, 1 hour free, but please register. Sept. 22, 5:30-7:30: Wine & Dahlias, an evening of wine and hor d’ouevres in the Dahlia Garden. Tickets $30, Patron tickets $100 ($70 tax deductible).