Two of the suspects allegedly later took some of the glass cattails and left them in a corn field. The cattails were found, but were in pieces.
The famed glass sculptor created the custom work following the Gardens' blockbuster Dale Chihuly exhibition, which attracted record attendance in 2014.
The Chihuly Studio will be able to replace the missing pieces, part of a larger installation. A Botanic Gardens says this is an "isolated" incident.
The weekend's arts happenings around Colorado include a classic Rodgers and Hammerstein musical and an exhibition of 2,000 sculptures in Loveland.
Slideshow: A team of 11 Chihuly Studio employees helped facilitate the 17-day installation of a new exhibition at the Denver Botanic Gardens. The outdoor display, which runs through November, features 14 sculptures made up of thousands of glass pieces.
The Fine Arts Center in Colorado Springs can’t get enough of the work of the popular glass artist.