What is the world's tallest grass?

Answer 1

Many Species of Bamboo can grow upwards of 100 feet (30 m)

The tallest I've heard of is Moso,

http://www7.ocn.ne.jp/~bwc/pictureMoso01.jpg

Most of the tall varieties of bamboo are members of the Phyllostachys genus

http://en.wikipedia.org/wiki/Phyllostachys i'd say the tallest grass is banana

Answer 2

Bamboo. You may think of it as a bush or a tree, but it is a type of grass.

Answer 3

The tallest grass is bamboo. Some varieties of bamboo can get to 22m (75') high.
The thickest bamboo can be 0.2m - 0.3m (8-12") thick.

Answer 4

The world's tallest grass is bamboo

Answer 5

Bamboo is the tallest grass

Answer 6

bamboo and Bermuda grass

Answer 7

Bamboo

Answer 8

Bamboo