Every Christmas, the Blue Room in the White House is adorned with a tree from a tree farm which wins the top prize of the annual meeting of the National Christmas Tree Growers Association.
Pennsylvania tree growers have won the honors numerous times more than growers in any other state..
There's a rule that after winning, you can't compete for four years.
Crystal Spring Tree Farm in Mahoning Township won the glory in 2006. The next time it was eligible to compete, in 2010, it won again selected the best of all the tree growers in the country who competed.