Paul visits an arboretum with an ornithologist and builds a birdhouse. Michael visits a root cellar and Sissy celebrates carrots.

Best Bets: Garden correspondent Paul Epsom visits the Polly Hill Arboretum in Martha's Vineyard, Massachusetts, with special guest ornithologist Vern Laux. Weekend Project: Paul builds a simple birdhouse for our feathered friends from the garden. Edible Gardens: Michael visits a root cellar in Massachusetts' historic Old Sturbridge Village to learn about food preservation. Green Cuisine: Lifestyle co-host Sissy Biggers celebrates both the healthful and tasty benefits of carrots and brings the garden to the table with a creative recipe.