Organized by the Grapefull Sisters Vineyard, this festival offers a chance to participate in a plant swap, learn about plants and their many uses, browse vendors, enjoy the outdoors and more. Be sure to make a dish with fresh herbs or veggies to bring along for sharing at the post-festival potluck dinner. Grapefull Sisters Vineyard, 95 Dot’s Drive. Saturday, 9 a.m. Free. (910) 653-2944, www.grapefullsistersvineyard.com