Yes, Spains Austin Grey Limestone can be used in landscaping. Limestone is a versatile natural stone that is commonly used in landscaping projects. It can be used for various applications such as paving, walkways, patios, retaining walls, garden edging, and even as decorative rocks. The grey color of Austin Grey Limestone can blend well with different landscaping themes and can provide a contemporary and elegant look to outdoor spaces. Additionally, limestone is durable, easy to work with, and has a natural resistance to extreme weather conditions, making it a suitable choice for landscaping projects.