Elsa Pooley has designed and landscaped public and private gardens using indigenous plants for more than five decades. She is the author of numerous plant field guides, an accomplished botanical artist, and the recipient of an honorary Doctor of Science from the University of KwaZulu-Natal.

Geoff Nichols is an award-winning horticulturist, garden designer and natural historian. He is the author of several books and a principal contributor to the Flora Publications Trust field guides. He started the first medicinal plant nursery in South Africa.

Andrew Hankey is a specialist horticulturist at Walter Sisulu National Botanical Garden in Johannesburg. He has published widely in both popular and scientific journals and is an occasional lecturer.