If it is placed, the general largest 12 inches is a4 size, and 10 inches is also very good, like small and delicate, 8 inches is also good.
If it is hanging the head of the bed, it may be necessary to consider the width of the bed and the size of the room. Generally, the vertical version is more than 36 inches, and if the room or bed is large, you can consider 40 inches. If it is a horizontal photo, use the size of 60x120 is more. The specific depends on the content of your package and the needs of the home improvement pattern and the suitable surface for taking photos.
30 to 40 inches
General bedhead wedding photos choose 30 to 40 inches, too big is not good.
When it comes to hanging a few pictures, two or three are fine. Wedding photos should not be rushed to the door as a memorial of new love, wedding photos are, of course, the most appropriate place in the wedding room.
There is no limit to the arrangement of small wedding photos, because it is small. What you need to focus on is the big wedding photos. Heavy and large wedding photos should not be hung on the bed.