Picea abies outside of its native range, and one of the most economically important coniferous species in Europe. It is used as an ornamental tree in parks and gardens. It is also widely planted for use as a Christmas tree. Every Christmas, the Norwegian capital city, Oslo, provides the cities of London (the Trafalgar Square Christmas tree), Edinburgh and Washington D.C. with a Norway spruce, which is placed at the most central square of each city. This is mainly a sign of gratitude for the aid these countries gave during the Second World War. In North America, Norway spruce is widely planted,
Trafalgar Square The festivity is open to the public and attracts a large number of people. The switch-on is usually followed by several nights of Christmas carol singing and other performances and events. On the twelfth night of Christmas, the tree is taken down for recycling. Westminster City Council threatened to abandon the event to save £5,000 in 1980 but the decision was reversed. The tree is selected by the Head Forester from Oslo's municipal forest and shipped, across the North Sea to the Port of Felixstowe, then by road to Trafalgar Square. The first tree was tall, but more recently has