Sources for Episode Fifteen of First Years

“#22 Birch Tree Symbolism & Meaning.” TreeSymbolism.com, treesymbolism.com/birch-tree-symbolism-meaning.html.

“Birch”, “Ash.” Cunningham's Encyclopedia of Magical Herbs, by Scott Cunningham, Llewellyn Publications, 2016, pp. 39–56.

Caro, Tina. “Ash Tree Symbolism and Meaning Explained [With Magical Uses].” Magickal Spot, 4 June 2020, magickalspot.com/ash-tree-symbolism-meaning/.

Kendall, Paul. “Ash Mythology and Folklore.” Trees for Life, 30 July 2019, treesforlife.org.uk/into-the-forest/trees-plants-animals/trees/ash/ash-mythology-and-folklore/.

Kendall, Paul. “Birch Mythology and Folklore.” Trees for Life, 30 July 2019, treesforlife.org.uk/into-the-forest/trees-plants-animals/trees/birch/birch-mythology-and-folklore/.

Lawson, MD, Karen. “How Do Thoughts and Emotions Affect Health?” Taking Charge of Your Health & Wellbeing, University of Minnesota, www.takingcharge.csh.umn.edu/how-do-thoughts-and-emotions-affect-health.

Nall, Rachel. “What to Know About Being Unable to Control Emotions.” Healthline, Healthline Media, 4 Oct. 2008, www.healthline.com/health/unable-to-control-emotions.

https://www.wizardingworld.com/writing-by-jk-rowling/wand-woods

https://www.wizardingworld.com/writing-by-jk-rowling/wand-cores