For the Christmas tree- Glue 2 mini mirror tiles back to back and insert a silver metallic cord for hanging. Fill the insides of the tree with these after putting on the lights, but before putting on the ornaments. The sparkle will be tripled.
DIY Fabric Covered Poster Board Christmas Tree Cones on top of candlesticks. I bet I could sew cones out of the fabric that would be removable for each season (candlestick & cardboard would stay all the time and just the fabric would change?