On Saturday 17th May 2026, there’s a Plant Sale from 11am until 1pm at the South London Botanical Institute, 323 Norwood Road, London, SE24 9AQ. Visit the SLBI Open Garden and Plant Sale and enjoy the spring sunshine and buy some interesting plants handgrown in London’s smallest botanical garden. 11-1pm: Come along to the plant sale. 1-3pm: Enjoy the garden. This is a free event and you do not have to book. Access: The building is not wheelchair accessible, if you have any access needs, please contact info@slbi.org.uk.