When temperatures drop in the fall, suddenly the outdoors becomes insect-free. That doesn’t feel like much of a mystery. But when temperatures rise in the spring and suddenly insects emerge, it raises questions, like how do these tiny creatures survive in subzero conditions? Entomologist Laura Iles demystifies this phenomenon. Later, horticulturist Aaron Steil joins the conversation to answer listeners' questions. To further grow your gardening knowledge, sign up for our Garden Variety newsletter. And check out all the episodes of Garden Variety, the horticulture podcast for all the things you’d like to grow or grow better.