Serving the Longmont, CO area. Green Guys specializes in landscape design, landscape installation, xeriscape installation, sprinkler installation, add-on, tune-up, start-up, blowout, and repair, and also offers an annual feed-only fertilizer program. 90-day parts and labor warranty. Bundle-and-save discounts. Over 35 years of experience. Call, text, or request a quote from us now.