The International Garden Photographer of the Year is one of the world’s premier competitions specialising in botanical photography. There are 11 main categories and numerous special awards including Young Garden Photographer of the Year, and the mobile-only category Gardens on the Go. It is run in association with the Royal Botanic Gardens, Kew, where the winning pictures will be exhibited, followed by a rolling programme of touring exhibitions in the UK and abroad. Here: Winner, The Bountiful Earth category. Aberglasney Gardens, Carmarthenshire, Wales. (Photo by Nigel McCall/The Guardian)





Winner, Wildflower Landscapes category. Alto Paraíso de Goiás, Goiás, Brazil. (Photo by Marcio Cabral/The Guardian)





Winner, Captured at Kew category. Royal Botanic Gardens, Kew, London, England. (Photo by Zygmunt Szot/The Guardian)





Winner, Trees, Woods and Forests category. Padley Gorge, Peak District national park, Derbyshire, England. (Photo by Dave Fieldhouse/The Guardian)





Winner, Wildlife in the Garden category. Criccieth, Gwynedd, Wales, UK. (Photo by Alan Price/The Guardian)





Winner, Gardens on the Go category. Gloucestershire, England, UK. “I blended together multiple images of Clematis seeds from my garden to create an artistic and intriguing composition”. (Photo by Jane Simmonds/The Guardian)





Winner, The Beauty of Plants category. Cambridgeshire, England. (Photo by Mandy Disher/The Guardian)





Winner, Beautiful Gardens category. Great Dixter house and gardens, East Sussex, England. (Photo by Nicky Flintt/The Guardian)





Winner, Abstract Views category. Northumberland, England, UK. “I overlaid multiple images of lily pads at different scales to emphasise their beauty and intricacy”. (Photo by Cathryn Baldock/The Guardian)





Winner, Young Garden Photographer of the Year. Hydrangea in Palo Alto, California, US. (Photo by Claire Wei/Yang Yu Wei/The Guardian)





Winner, Breathing Spaces category. Tombstone territorial park, Yukon Territory, Canada. (Photo by Andrea Pozzi/The Guardian)





Winner, Outdoor Living category. Ellicar, Doncaster, England. (Photo by Clare Forbes/The Guardian)





Winner, Greening the City category. Hong Kong, China. (Photo by Annie Green-Armytage/The Guardian)





Winner, The Beauty of Plants category. Sussex, England. (Photo by Carol Casselden/The Guardian)





European Garden Photography Award. Corfu, Greece. (Photo by Marianne Majerus/MMG/The Guardian)