Want an excuse to not mow the lawn? Try No Mow May, a movement that's becoming more popular due to benefits for the wildlife and homeowners' pocketbooks. Bees, hummingbirds and other pollinators appreciate the more abundant food supply. Stream NBC10 Boston news for free, 24/7, wherever you are. “If you leave the lawn and are not aggressive about mowing it, you get all of the natural wildflowers that grow up and then provide pollen,” homeowner Lisa Killilea said.