[Garrett would kill me, but can you imagine if I covered every inch of the walls? It's not such a big apartment, and if I were a crazy cat lady instead of newlywed I'd do it this instant!]
Either way, most of these images come from sites with instructions so you can try them out yourself. If you do I want to see the results! There should be some kind of crafting team available to brides in major cities, yeah? They'd put together a party so that the team and your girlfriends could all come make your DIY projects. It'd be great. They'd be called The Marthas or something.
top row: Yellow page flowers from the wedding chicks (the best part of this project is that I have at least 2 or 3 old worthless phonebooks lying around just itching to be torn to shreds); miniature fabric flower garland from oncewed (I want these in a canopy across my ceiling); Lighted Paper Pennant Garland from Oncewed.com