The RHS Lindley Library holds the finest collection of horticultural literature in the world and important collections of botanical art, archival papers, photographs and artefacts. Together they cover more than 500 years of garden history, art and science. The Royal Horticultural Society has had a library for over 200 years and our collections reflect this longstanding passion for gardens and garden plants. Our collections are used by researchers, students and gardeners from all over the world.