What is the largest documented titan arum flower in cultivation?
There have been about 140 documented blooms worldwide. The record for largest bloom went to a plant at the Bonn University’s Botanical Gardens, Bonn, Germany that measured 274 cm (9 feet) in 2003. The tuber for this plant weighed 176 pounds at the time. On 20 October 2005, this record was broken at the botanical and zoological garden Wilhelma in Stuttgart, Germany. The bloom reached a height of 2.91 m (9.55 feet).