How big is a sunflower?

Tall garden varieties reach about three meters. That is 3 m (9.8 ft) tall.

3 m tall · 9.8 ft

Tall garden varieties reach about three meters.

Average person 1.7 m

Sunflower 3 m

Sunflower next to average person, drawn to scale.

Compared with things you know

A sunflower is about 20× the height of a Smartphone Smartphone: 15 cm
A sunflower is about 1.8× the height of an average person Average person: 1.7 m
A sunflower is about 1.5× the height of a basketball player Basketball player: 2 m
A sunflower is about 1.5× the height of a door Door: 2.03 m

Think you could size it by eye? A sunflower is one of the objects in Sizedle.