Wreaths weren't always a thing to put on your door during the holidays. In many places, they still aren't. While door-hanging wreaths have now been adapted for any season, they used to be more akin to celebratory laurels or flower crowns.
Oats are consumed world-wide in multiple capacities, added to face masks and healing baths, and, with few exceptions, seem to naturally rid their fields of weeds, choking them out of the space as the oat stalks grow. This is assisted by the oat's propensity to grow quickly.
Oats have long been seen as a good source of nutrients, protein and an energy-rich foodstuff. New discoveries show that our Paleolithic ancestors may well have been eating oatcakes or other oat-based foods in the Stone Age (Watson, 2015). Furthermore, oats are more suited to temperate regions with cooler, wetter climates than some other cereals