Shop TGM landscape materials for your home or business. Texas Garden Materials is a local Houston landscape supply store. It is a direct source of the best landscape materials such as mulch, topsoil, landscaping rocks, patio flagstone pavers, garden edging stones, sand and gravel, and more. Certainly, all selections are available for in store pick-up. TGM is open to the public. Furthermore, we also offer fast landscape materials delivery to your landscaping projects throughout the Houston, Richmond, Rosenberg, Sugar Land, Katy, Stafford, Missouri City, Bellaire, TX and surrounding areas. Also, we provide professional landscaping services for all landscape supplies.