Ornamental grasses are adoptable types of grasses that can grow in poor soil conditions better than most other garden plants. Not only can these grasses grow in poor conditions, they often require little or no maintenance. Ornamental grasses come in a variety of colors, heights and textures. Each and every grass will have a different watering requirement. This type of grass can be used as groundcovers or for erosion control. The versatility of ornamental grasses makes them useful in a variety of landscaping arenas. As well, these grasses grow well in different climates. Some ornamental grasses grow well in warm climates, while others grow well in cool climates.