Although they are relatively fast growers, pampas grass plants still need 2 to 4 years to reach their mature size. While the plants can be grown from seeds, you’ll get a headstart in growth if you ...

Pampas grass is a tall ornamental grass that can tower over other plants in your landscape. The tufted blooming clusters of seed heads at the top of each clump grow up to three feet tall ...

Some like the white feather pampas grass and reed grass grow as tall ... Many will actually seed themselves and grow new ones around the parent stock to the point that you have to control them.