Fir,spruce or misletoe trees are used to make a Christmas tree.
Yes, Minnesota has several Christmas tree farms.
You can't
You buy some Christmas fabrics, take a needle and thread OR a sewing machine, measure the tree length around, and sew it. Glad to help!
Grow them in a farm.
The Perfect Christmas Tree
Choosing a Christmas Tree
Learn About the White House Christmas Tree
Learn about a Christmas Tree Farm