Written by Clare Booth-Downs, Herbarium Curator, Royal Horticultural Society Herbarium.
Moving On Up, To Move On Out
The Royal Horticultural Society Herbarium (RHS), which holds approximately 150,000 specimens and associated ancillary collections, had outgrown its original storage space. The building of a new dedicated science and collections centre, RHS Hilltop, which opened in late June 2021, provided a solution to this. Hilltop, the home of gardening science, includes a larger, purpose built facility, the 1851 Royal Commission Herbarium.

Increasing the capacity of the herbarium was vital as the collection is expected to expand at a fast pace over the next few years. With a full time plant collector now in place, the RHS’ ultimate aim is to hold a specimen of every species and cultivar of garden plant growing in the U.K. It is estimated this will be a collection numbering 400,000 specimens by 2050.
This repository will act as a reference point for gardeners, breeders, students and researchers as well as for ‘non-traditional’ herbarium visitors, for example, artists and designers looking for inspiration for fabrics and jewellery. This is alongside one of the Society’s own research foci, as described by Professor Alistair Griffiths, RHS Director of Science & Collections, “In the UK, we’ve got a massive diversity of cultivated plants, originating from around the world, and all have potential for nature-based solutions. We’re going to work towards a database of the garden plants and their uses from an environmental, and health and wellbeing perspective”.
Continue reading