Since 1998, Castle Rock Lawn and Sprinkler has been the trusted choice for Douglas County homeowners who want beautiful lawns, healthy trees, and efficient sprinkler systems. When you need sprinkler repair or irrigation system repair, we're the local team Castle Rock calls first. We handle everything from spring activations, repairs, and tune-ups to system renovations and fall winterizations. Our seasonal programs include lawn fertilization, weed control, rock bed weed control, and deep-root tree and shrub fertilization to keep your landscape thriving. Hundreds of 5-star Google reviews. Easy online scheduling. A friendly local team that shows up on time. Castle Rock Lawn and Sprinkler -- Water Smart, Stay Green.