The "blue bottle tree" near the rose garden at the Arboretum State Botanical Garden of Kentucky on Alumni Dr. in Lexington, Ky., Wednesday, April 11, 2012. Folks with the Arboretum placed the blue bottles on the tree last week and has become a popular attraction.  Charles Bertram | Staff
The "blue bottle tree" near the rose garden at the Arboretum State Botanical Garden of Kentucky on Alumni Dr. in Lexington, Ky., Wednesday, April 11, 2012. Folks with the Arboretum placed the blue bottles on the tree last week and has become a popular attraction. Charles Bertram | Staff Herald-Leader
The "blue bottle tree" near the rose garden at the Arboretum State Botanical Garden of Kentucky on Alumni Dr. in Lexington, Ky., Wednesday, April 11, 2012. Folks with the Arboretum placed the blue bottles on the tree last week and has become a popular attraction. Charles Bertram | Staff Herald-Leader