Philippe Clement / Common / Edible cockle (Cerastoderma / Cardium edule) shells on beach, Belgium

Ernie Janes / Potato (Solanum tuberosum) crop irrigation, Norfolk, UK, July 2011

Jerry Monkman / Rows of organic Cabbage plants (Brassica oleracea capitata) growing at the Harlow Farm in Westminster, Connecticut River Valley, Vermont, USA. August 2007

Jerry Monkman / Rows of organic Cabbage plants (Brassica oleracea capitata) growing at the Harlow Farm in Westminster, Connecticut River Valley, Vermont, USA. August 2007

Colin Varndell / Freshly opened Hazel (Corylus avellana) foliage in spring, Backlit with morning sunlight, Dorset, UK, May

Colin Varndell / Hazel catkins (Corylus avellana) releasing pollen. Dorset, England, UK February

Gary K. Smith / Tomato plant (Solanum lycopersicum) last of the outdoor tomato crop being ripened on greenhouse staging, Norfolk, UK, October

Gary K. Smith / Tomato plant (Solanum lycopersicum) last of the outdoor tomato crop being ripened on greenhouse staging, Norfolk, UK, October

Toby Roxburgh / Cooked edible crab (Cancer pagurus) being lifted from a pot of boiling water, England, UK, 2009.

Toby Roxburgh / Cleaning and processing of King scallops (Pecten genus) prior to auction at Brixham Harbour, Devon, England, UK, 2009.

Michel Poinsignon / Cep fungi {Boletus edulis} growing through moss, Lorraine, France

Ross Hoddinott / Close-up of Hazel inflorescence (Corylus avellana) in spring, with both male catkins and female flower visible, near Bradworthy, Devon, UK. March 09.