Horticulturalist Jaimie Sweetman is the head gardener at The Edible Food Forest in Dixon's Creek. 

https://www.3cr.org.au/localfoodconnections/episode/edible-forest-garden...

Jaimie tends the productive food forest according to permaculture principles, working with nature and intervening only when necessary. In this episode she shares her enthusiam for the unusual food plants growing in the food forest, all of which, edible or not, have a purpose. You can follow up on some of the plants mentioned here, in Jaimie's articles:

https://localfoodconnect.org.au/eating/angelica/

Local Food Connections thanks Formidable Vegetable for their song You Are What You Eat