Speaker: Ben Hoover, Ph.D., Associate Professor of Sustainable Nursery Production, California Polytechnic State University-San Luis Obispo

We will talk briefly about the complexity of biochar, how it performs in propagation substrates, and what role it might play in the future. You’ll see root development pictures of cuttings in biochar substrates. We will talk about the guidelines for propagation substrate selection and how biochar fits into the story. The big question: “Is biochar really sustainable?”