How can I effectively remove crabgrass from my lawn by digging up crabgrass roots?

To effectively remove crabgrass from your lawn by digging up crabgrass roots, you should use a small hand tool like a trowel or weeding tool to carefully dig around the base of the crabgrass plant. Make sure to dig deep enough to remove the entire root system to prevent regrowth. Be thorough and patient to ensure you remove all the crabgrass roots.