We dedicate our expertise in horticulture, conservation, science and education – together with our unique gardens, facilities and natural lands – to inspire and nurture society’s commitment to the environment. Royal Botanical Gardens is a global leader in how we use plants and the natural world to connect people, place and sustainable behaviours. Royal Botanical Gardens (RBG) is the largest botanical garden in Canada, a National Historic Site, and registered charitable organization with a mandate to bring together people, plants and nature.