Grasses are monocotyledons that have parallel veins and flower parts in threes (among other distinguishing traits). In recent decades, the popularity of ornamental grasses has been on the rise. They can range from less than a foot to over 20 feet in height. Most are full sun plants while a few are shade tolerant. Grasses are multi-season plants that provide interest even during the snowy days of winter.

Here are the common genera of ornamental grass found in home landscapes in the temperate zones of North America: