Ep 28: Growing Your Own Green Roof - a podcast by Steve Wood and Deryn Thorpe

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.

Further episodes of All The Dirt Gardening, Sustainability and Food

Further podcasts by Steve Wood and Deryn Thorpe

Website of Steve Wood and Deryn Thorpe