Figuring out when to overseed lawn in Colorado

If you're trying to figure out when to overseed lawn in Colorado, you've likely noticed your grass looking a bit thin or patchy after another intense high-altitude summer. Our state is notorious for being tough on turf—between the blazing sun, the thin air, and those sudden dry spells, even the healthiest lawn can start to look a little ragged by August. The good news is that overseeding is one of the easiest ways to bring that lush, green carpet back without having to start from scratch. But timing is everything here. If you go too early, the heat fries the baby grass; go too late, and the first freeze kills it before it can even say hello. ...

May 6, 2026 · 6 min · Riera Aymeric