Ethnobotanist James Wong tests plant-based remedies, including a lemongrass insect repellent, a face pack made from olive leaves and mouthwash made from tea bushes. Show more
Discover 11,128,835 listings and 278,235 playable programmes from the BBC
Ethnobotanist James Wong tests plant-based remedies, including a lemongrass insect repellent, a face pack made from olive leaves and mouthwash made from tea bushes. Show more