I forgot to mention how I did the edge under the white trim...
The drop cloth is stapled there and the staples need to be covered with something. I didn't have any of the lacey trim and I didn't feel like sewing, so, you know what I used? The sewn edge of the drop cloth! I cut the sewn seam off about a 1/4" away from the seam. I hot glued the cut edge down then folded the sewn edge over it with a little more hot glue. This is what it looks like: