St. Augustine grass is a warm-season grass that is commonly used in the Houston area. It is known for its broad, flat blades and its ability to tolerate shade and salty soil.

Key features and characteristics of St. Augustine grass:

1. Appearance: St. Augustine grass has broad, flat blades that are usually about 1/4 to 1/2 inch wide. The grass has a dense, lush appearance, and it grows to a height of 2 to 4 inches.
2. Color: The grass is a rich green color, and it can be a great choice for lawns and landscaping because of its attractive appearance.
3. Shade tolerance: St. Augustine grass is known for its ability to tolerate shade. It can grow well in areas with as little as four hours of sunlight per day, making it a good choice for areas with a lot of tree cover.
4. Water requirements: St. Augustine grass requires regular watering, and it does not do well in drought conditions. However, it can tolerate periods of wet soil, which makes it a good choice for areas with heavy rainfall.
5. Maintenance: St. Augustine grass requires regular mowing and fertilization to maintain its appearance.

Overall, St. Augustine grass is a popular choice for homeowners and landscapers in the Houston area because of its attractive appearance, shade tolerance. However, it does require regular maintenance and care to keep it looking its best.