HomeGrown covers about 800 years of horticulture history this week with a look at Peruvian farming practices of 1200-1500 AD, and the 2010 Theodore Klein Plant Awards. Peruvian agroecologist Stef De Hann offers a fascinating look at Inca farmers from 1200 to today, including attempts to market their old crops in new ways. University of Kentucky extension horticulturist Win Dunwell names the five plants selected to honor nurseryman-legend Theodore Klein in 2010, and explains why they deserve to be in your garden. Downloadable MP3See Bob Hillโs photos from Cusco, PeruFind out more: