• The giant flower on sunflowers is actually made up of many tiny blooms. • Sunflowers typically grow between 5 and 12 feet tall. They can reach full height in as little as six months. • The current world record for tallest sunflower was set in 2014, at a towering 30 feet, 1 inch, grown by Hans-Peter Schiffer in Germany. • Sunflower is the national flower of Ukraine and is the state flower of Kansas. • The sunflower is the only flower with the word "flower" in its name.