Woodworkers prefer it because they are lightweight effortless to cut stain and hit a nail into.
Frame out garage door.
Frame the rough opening to a height that is 1 5 taller than the door that you have selected.
They are also rot resistant which means it will take decades to breakdown.
The pale yellowish look of pine also gives it an extra edge and something to consider.
Frame the rough opening to 3 inches wider than the garage door size you have selected.
If you are installing a 9 wide door the opening will be 9 3 wide.
Header requirement 2 at minimum the header should be 12 wide with doubled 2 4 at opening and ceiling running the width of the door with a 2 4 in the center of the opening for the center bracket to attach to.