Sustainable Horticulture: Exploring Biodegradable Mulch with Dr. Carol Miles

Mulch Matters

In this podcast episode, Dr. Carol Miles, a seasoned vegetable extension specialist at Washington State University, shares her wealth of knowledge and insights on the world of sustainable horticulture, particularly focusing on biodegradable mulch. With nearly three decades of experience in the field, Dr. Miles discusses her journey into horticulture and the significance of vegetable crops in human nutrition, highlighting their often-overlooked role in agriculture. She delves into the distinctions between bio-based and biodegradable mulches, dispelling common myths and emphasizing the critical importance of understanding the polymer structure in determining a mulch's biodegradability. Dr. Miles also offers valuable advice to commercial growers interested in transitioning from traditional plastic mulches to biodegradable alternatives, touching upon the adjustments needed for laying equipment and the importance of crop rotation planning to mitigate potential challenges. Furthermore, she shares her passion for dry beans, a versatile and nutritious crop, stressing the importance of plant-based proteins and the positive impact they can have on human health. Lastly, Dr. Miles underlines the pressing issue of plastic pollution, emphasizing the urgent need for society to address and combat this global problem.