Louise Clark is a horticulturist at Morris Arboretum in Philadelphia in the US, and provides advice on growing green roofs, expands on her favourite trees and gives us an insiders look at the many outstanding gardens in the Philadelphia region.
Fler avsnitt av All The Dirt Gardening, Sustainability and Food
Visa alla avsnitt av All The Dirt Gardening, Sustainability and FoodAll The Dirt Gardening, Sustainability and Food med Steve Wood and Deryn Thorpe finns tillgänglig på flera plattformar. Informationen på denna sida kommer från offentliga podd-flöden.