One of my favorite DIY wedding projects was the coffee filter wreath in between the doors of the church. I really like this project was it was easy, fast, and CHEAP! I bought a pack of 500 coffee filters at the Dollar Store (for $1 obviously!) and bought the wreath form at Hobby Lobby for $4. I already owned the green paint and ribbon.
There are TONS of tutorials on Pinterest and blogs, but these are the two that I found most helpful:
I bought the monogram at Simply Fine Craft on Etsy.
Our wedding wreath is currently hanging on our front door: