The celebration of the day involves the wearing of "Minden Roses" on the regimental head dress, and, in the case of the infantry regiments, the decoration of the regimental colours with garlands of roses. This recalls that the regiments wore wild roses at the battle that they had plucked from the hedgerows as they advanced to engage the enemy. Minden Day is celebrated by: In 1975 August 1 was adopted as Yorkshire Day, partly to reflect the presence of Yorkshire soldiers at the battle.