Darryl Cheng is the author of The New Plant Parent: Develop Your Green Thumb and Care for Your House-Plant Family (2019), which has sold more than 85,000 copies. He is the creator of House Plant Journal, the leading source for advice about growing house plants on Instagram, with 630,000 followers. His technique, based on an understanding of the conditions different plants need to thrive, has helped thousands of home gardeners achieve satisfying results. He lives in Toronto.