The main stem reaches anywhere from 10 to 60 centimeters in height and may branch or not.

The stem may reach a length of 3 m and is up to 5 mm in diameter.

When the stem reaches one foot high, prune it back by half to stimulate branching.

The stem can reach lengths of 6 m and is up to 7 mm in diameter.

The stem may reach a length of more than 7 m and is up to 9 mm in diameter.

The stem may reach 7.5 to 30 centimeters in maximum height.

The lowest blossoms usually open even before the stem has reached its full height.

The central stem can reach a length of 45 cm.

Once the main stem reaches full height, it's time to form the mop head.

The fleshy, green to red stem can reach about 60 cm in height.