<p>Horticulturist and author Robert Kourik shares his research on understanding and enhancing plant roots in this program originally posted in June of 2019</p>

An Organic Control for Japanese Knotweed

Your weekly half-hour program about environmentally informed gardening.  Each week we bring you a different expert, a leading voice on gardening in partnership with Nature.  Our goal is to make your landscape healthier, more beautiful, more sustainable, and more fun.