Will marigolds protect your plants? The answers to this and more gardening myths

Will marigolds protect your plants from pests? Can you tell whether a pepper is male or female? Does insecticide made from chewing tobacco work? In this episode, Don and John are joined by Esther McGinnis, an associate professor of plant science at North Dakota State University, to help set the record straight on some gardening myths that may have come across your social media feed.