what are the largest sunflower that grow
The tallest sunflower measures 9.17 m (30 ft 1 in) and was grown by Hans-Peter Schiffer (Germany) in Karst, Nordrhein Westfalen, Germany, as verified on 28 August 2014. Hans-Peter is a veteran of tall sunflowers, having held this record twice previously. All records listed on our website are current and up-to-date.