Professor Nox Makunga of Stellenbosch University in South Africa joins me to explain the pigments that give houseplant leaves their colours, I answer a question about a ‘Silver Ripple’ Peperomia and we hear from listener Mia.

For full show notes visit https://www.janeperrone.com/on-the-ledge/2020/10/16/episode-160-leaf-botany-part-four-pigments