Dr. Gabriel E. Hemery     BSc Wales, DPhil Oxf, CEnv, MIEEM, FICFor

Gabriel Hemery

Dr Gabriel Hemery is an author, tree photographer, and silvologist (forest scientist). He has written two books and appears regularly on TV and radio talking about trees and the environment. He co-founded an environmental charity for which he is currently the Chief Executive.


Gabriel’s first and award-winning book, The New Sylva, was published by Bloomsbury in 2014, celebrating the publication of John Evelyn’s Sylva 350 years before. His next main work was the biographical novel Green Gold, following the real and imagined exploits of a Victorian plant hunter. He is currently working on a second full-length novel. See books.


Gabriel is a keen amateur photographer of trees and forests, which he features in a dedicated website at The Tree Photographer. He has had images shortlisted for awards, and featured in publications. With a keen interest in art, he has curated exhibitions at a number of UK venues, including Art in Action, Royal Botanic Garden Edinburgh, and Oxford University Museum of Natural History.


Gabriel is a silvologist (forest scientist). He co-founded the Sylva Foundation in 2009, and has since led the charity as its Chief Executive. Gabriel is also a founding trustee of Fund4Trees, an arboricultural charity.

Gabriel has written more than 80 technical articles, cited in more than 800 articles by other scientists. He has worked widely in collaborative science programmes, ranging from genetic tree improvement to silvo-poultry research. During the 1990s and early 2000s, he created a centre dedicated to hardwood research at Paradise Wood in Oxfordshire, planting many tens of thousands of trees.

Gabriel played a key role in Our Forests, working with six other leading environmental campaigners during 2010-11 to save England’s public forests from government disposal.

He has served on a number of boards and committees, including the Woodland Trust’s Conservation Advisory Committee, a Forestry Commission Advisory Committee, and the Board for the UK Tree Charter. He regularly gives technical talks and is a guest lecturer at the University of Oxford. Gabriel is a fellow of the Institute of Chartered Foresters.

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