From palimpsests and pointers, to well-being and carbon capture, John charts the development of his interest in trees with examples from around the world (and especially the Yorkshire Arboretum), and considers why they are so important to us all, in so many ways.

This Garden Talk will be hosted by Zoom. Book your ticket below, providing your name and email address. A link will be issued to you on the day of the event.

This event is now fully booked.