Lawn Care Automation Lawn Care Automation 4 articles on crabgrass — guides, reviews and comparisons from the team that measures real lawns.
Tips & Maintenance Can a Robot Mower Make a Bad Lawn Look Good? My lawn had crabgrass, weeds and thin spots, and my robot mower made it look great all summer anyway. Here's how — and why I'm fixing what's underneath this fall. 
Tips & Maintenance Daily Mowing Kills Weeds: How a Robot Mower Changes Weed Control Weeds that seed above the cut can't reseed under a daily cut, broadleaf weeds lose to thriving grass, and a crabgrass patch dies in a zone cut under an inch daily. 
Lawn care Crabgrass: Why It's Back Every Summer, and the Date That Beats It Crabgrass dies at frost and comes back from seed. The pre-emergent date (forsythia bloom, 55°F soil), the seeding conflict, and the thick lawn that ends it. 
Lawn care What Kind of Weed Is This, and How Do I Get Rid of It? Tell a broadleaf weed from a grassy one in ten seconds, what each says about your lawn, the fix that holds, and why a robot's daily cut is half of weed control.