Bottle trees are said to capture evil spirits. Here is the legend at Texas Tin Lizard, "Evil spirits are drawn to the glow of colored glass, especially blue wine bottles. They enter the bottles and are trapped inside, consumed, and converted to goodness and radiant light."
etsy.com is such a wonderful inspiration spot! I love colorful yarn and these creations were just too wonderful to keep to myself! Don't you think the baby nest is adorable? It is sold as a prop for portrait photography. All of these items are available at crickets creations.