Biophilic designer Oliver Heath joins me to explain how being surrounded by nature can have palpable benefits for us all. And I answer a question about watering cacti in winter. 

For full show notes visit https://www.janeperrone.com/on-the-ledge/2020/1/24/episode125-what-is-biophilia

Sign up for The Plant Ledger, my email newsletter about the houseplant scene: https://www.janeperrone.com/ledger

Check out Legends of the Leaf, my book on houseplants http://legendsoftheleafbook.com

Support On The Ledge on Patreon: https://www.patreon.com/ontheledge

Follow Jane Perrone on Instagram: https://www.instagram.com/j.l.perrone

Join the Houseplant Fans of On The Ledge group on Facebook: https://www.facebook.com/groups/house...

Join in #HouseplantHour on Twitter every Tuesday 9pm UK time (4pm ET): https://twitter.com/houseplanthour