Incoming Resources
- Trees, a visual guide, Tony Rodd and Jennifer Stackhouse
- The power of trees, text by Gretchen C. Daily ; photographs by Charles J. Katz Jr
- The hidden life of trees, Das geheime Leben der Bäume : on the road with Peter Wohlleben, Buch and Regie, Jörg Adolph ; Produzent, Friederich Oetker ; executive producer, Martin Moszkowicz ; eine Constantin Film Produktion
- Deep roots, how trees sustain our planet, Nikki Tate
- The secret life of trees, by Chiara Chevallier
- Secrets of the apple tree, Carron Brown ; illustrated by Alyssa Nassner