Podcast Episode

No Plants No Medicine

Branch Out·Botanic Gardens of Sydney·21 July 2026·11 min

About this episode

Explore the deadly and life-saving chemicals found in plants. From tea tree oil to morphine, we use nearly 15,000 different plant species for medicinal purposes. Order our book: What the Flora? Blending science, true crime and history, What the Flora? offers a fresh perspective on the ingenuity and wonders of the plant kingdom. You’ll encounter trees that survived atomic blasts and deadly species that have shaped medicine and myth, discover the mind-bending secrets of plant intelligence and learn how pollen can be used to crack a murder case. The print copy is available to order from book retailers across Australia. Find out more ⁠⁠⁠⁠⁠⁠here⁠⁠⁠⁠⁠. If you live overseas, you can enjoy What the Flora? on ⁠⁠⁠⁠⁠Audible⁠⁠⁠⁠⁠ and other audiobook platforms.