Here's a sampling of odds and ends from various shops seen out there. Above and 2 below are some items at Michaels - Hanging decor and trunks featuring witchy scenes.
At T.J. Maxx, I spotted in the kitchen area this jar with chalk label - the colors would make it perfect for Halloween uses.
Wal-Mart is carrying these pet ghosts again from Hallmark:
Garden Ridge has these skull wreaths:
Found this burlap fabric at Hobby Lobby - It's neat!