If you live in a small apartment or dorm room, or simply don't want to deal with the hassle of getting a tree, you can channel Christmas spirit in your home without any pine needles.
Use string art to draw a tree.
All you need is some string and a few nails to make a lovely minimalist tree decoration.
Source: 79ideas.org
Glue together some twigs.
Source: draumesider.blogspot.com
Source: draumesider.blogspot.com
Or reuse scrap wood.
Source: myscandinavianhome.blogspot.com