HomeGrown displays both fear and favor this holiday weekend with a show on the diseases most likely to invade your garden this summer – and the ferns you might grow to repel the invaders. The University of Kentucky’s John Hartman tells all about the various bacteria, fungi, and viruses causing problems this year with vegetables, fruits, ornamental shrubs and trees. Then fern expert Judith Jones has a long list of ideas to keep your shady areas filled with lush, fancy fronds. Downloadable MP3Find out more: