Winston Churchill’s beloved English home and garden — and a Clemson University researcher with a promising way of removing toxic chemicals from runoff water — are featured on HomeGrown this week. British author and gardener Stefan Buczacki talks about Chartwell, Churchill’s long-time home in Kent, England; and Clemson researcher Robert Polomski talks about his research on plants that can leech toxic amounts of nitrogen and phosphorus from runoff water, and then be sold for a healthy profit.View Jeneen Wiche’s photos of Chartwell (click on thumbnail image to see full size) Find out more: