Plant trials & awards

Every year we undertake plant trials with more than 30 different plant groups, in our ongoing search to identify the very best plants for your home and garden, with those plants that perform at an exceptional level receiving the RHS Award of Garden Merit (AGM)

New plants with Graham Rice

More from the RHS

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.