Spread peanut butter on the pinecones and hang them on trees and bushes in your yard for the birds. Roll them in birdseed if you have it. Again, check the library for ideas. Ask your frugal friends for their best ideas. Ask your folks what they did in lean times.
Wrap presents in grocery bag brown paper and tie with twine.
Potato print or slatter paint a design. Stealth and surprises add fun and drama. Bring out every candle you own and light it. If you have a Christmas tree, give it lots of attention and admiration. Decorate it with ceremony.