In 640 AD the Welsh wore leeks in a battle to distinguish themselves from the enemy. The leek became a symbol of pride. The Hebrew word for leek comes from another word meaning to cut off. They eat leeks at Rosh Hashanah as a symbol of wishing for enemies to be cut off.
It is said is a lucky plant to grow and when worn scares off evil spirits and human enemies. When fighters wore it it was suppose to bring victory without injury.
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