The scent of a Christmas tree is a matter of personal preference, but there are several types of Christmas trees that are known for their distinctive aromas. Douglas fir is a popular choice for its aromatic, woodsy smell that can fill a room. Blue spruce has a slightly sweeter scent that many find appealing. Norway spruce has a more earthy, citrusy smell that some find comforting. And balsam fir has a rich, spicy aroma that can evoke feelings of warmth and nostalgia. Ultimately, the best smelling Christmas tree is the one that fills you with joy and holiday spirit.