Christmas traditions In the United Kingdom Christmas decorations are put up in shops and town centres from early November. Many towns and cities have a public event involving a local or regional celebrity to mark the switching on of Christmas lights. Decorations in people's homes are commonly put up from early December, traditionally including a Christmas tree, cards, and lights both inside and outside the home. Every year, Norway donates a giant Christmas tree for the British to raise in Trafalgar Square as a thank you for helping during the Second World War. Christmas carolers at Trafalgar Square in London sing around
Christmas tree cultivation urine samples. The average Christmas tree receives roughly a half of an ounce (14 g) of pesticide over its lifetime. The BBC's "Gardening" website called buying Christmas trees directly from the farm, "the most environmentally friendly way of getting a tree". Other positive environmental attributes have been given live Christmas trees as well. Researchers at the University of Nebraska included the reuse of natural Christmas trees as mulch and, in larger quantities, piled up as soil erosion barriers, among the benefits of live tree use. Other positive reuses included fish habitat in private ponds and backyard bird feeders. Since 2004,