Ann & Steve Toon / Cornfield annual summer wildflowers growing on one of the plant charity Landlife's National Wildflower Farms, St Helens, Merseyside, UK, June.

Ann & Steve Toon / Wildflowers, including poppies (Papaver rhoeas), corn marigold (Glebionis segetum), cornflowers (Centaurea cyanus) and corn chamomile (Anthemis arvensis), being grown for seed by Landlife, Fir Tree Fa...

Paul Harcourt Davies / Floral colour in fields on the Piano Grande from Poppies (Papaver rhoeas), Cornflowers (Centaurea), Mustard (Brassica) and Mayweed (Anthemis), Umbria, Italy, June

Paul Harcourt Davies,Paul Harcourt Davies / Cornflowers (Centaurea cyanus) and Mayweed (Anthemis) on the Piano Grande, Umbria, Italy, June 2010

Paul Harcourt Davies,Paul Harcourt Davies / Cornflowers (Centaurea cyanus) in fallow fields, near Sugano, Orvieto, Italy, June

Paul Harcourt Davies / Cornflowers (Centaurea cyanus) and poppies (Papaver rhoeas) growing on fallow fields near Orvieto, Umbria, Italy. June 2010

Paul Harcourt Davies,Paul Harcourt Davies / Cornflowers (Centaurea cyanus) growing on fallow fields near Orvieto, Umbria, Italy, June. Taken with fisheye lens

Jean E. Roche / Mixed Cornflowers (Centaurea cyanus) with windmill in the background, St Remy la Varenne, Loire valley, France, June 2010

Jean E. Roche / Mixed cornflowers (Centaurea cyanus) in garden with wild Barley plants growing as weeds, Val de Loire, France, June

Diane McAllister / Cosmos (Cosmos bipinnatus), Bachelor buttons / Cornflowers (Centaurea cyanus), and Common poppies (Papaver rhoeas) in a small meadow. Nevada, USA, July

Niall Benvie / Cornfield weeds composite - Cornflower, Poppy and Corn marigold, Scotland, UK meetyourneighbours.net project

Bruno D'Amicis / Red poppies, cornflowers, daisies and other ruderal species colonize abandoned cultivated fields. Gran Sasso National Park. Central Apennines, Abruzzo, Italy, June.