蜜芽传媒

Alan Titchmarsh narrates a series that goes behind the scenes at the Royal Botanic Gardens in Kew.

It is moving day for the precious fungi collection, which started with donations from Charles Darwin. And plant chemist Phil Stevenson travels to Ghana to collaborate with farmers on a natural pesticide found in a tree root, which protects grain against pests. This is vital grassroots work in the fight against starvation in Africa.