Commercial landscape maintenance in Denver.

Denver sits at 5,280 feet on the same heavy, alkaline, expansive clay that runs under most of the Front Range. It is a semi-arid climate being asked to support a lot of cool-season turf, and in 2026 the water rules got tighter.

The rule that changes everything: Tuesday and Friday

Under Denver Water's Stage 1 drought declaration, commercial, multifamily, HOA, and government accounts irrigate on Tuesdays and Fridays only, and no one — including hand-waterers — may water between 10 a.m. and 6 p.m.

Two days a week, with an eight-hour daylight hole in the middle, is a genuinely tight operating window. It has real consequences for how a commercial property has to be programmed:

• Every zone has to fit. If your controller needs six hours to cycle the whole property, it now has to do it inside a window that starts at 6 p.m. and ends at 10 a.m. That's usually fine — but on a large site with many zones, it stops being automatic and starts being arithmetic.
• Distribution uniformity stops being an abstraction. With fewer irrigation events, each one has to actually land. A zone with tilted heads, mismatched nozzles, or misting from high pressure is now wasting a larger share of a smaller allowance.
• Cycle-and-soak matters more, not less. Denver's clay accepts water slowly. Longer run times to compensate for fewer days will simply sheet off into the parking lot unless the run is split into cycles with soak intervals between them.
• A stuck valve is a compliance problem now, not just a cost problem. Denver Water's Stage 1 rules require leak repair within ten days and prohibit runoff onto pavement.

Drought pricing is also in effect on commercial usage. The water you waste costs more than it used to.

What we'd do first on a Denver property

Run the meter test. Shut the controller off entirely, confirm no interior water is running, and read the meter. If it moves, you have a leak on the irrigation side — and on a two-day schedule, that leak is running on days you're not even allowed to water.

Audit the zones. Catch cups, pressure check, head-by-head walk. On a restricted schedule, uniformity is the whole ballgame.

Reprogram to the window. Tuesday and Friday, cycle-and-soaked, sequenced to finish inside the legal hours.

Separate the zones. If turf, shrub beds, and native areas share a valve, the whole zone runs at the thirstiest plant's rate — which is now wasting a share of a rationed allowance.

See Irrigation Management for how the audit works.

The money on the table

Denver Water's commercial incentive program is the best on the Front Range, and most property managers don't use it. There's $0.50 per square foot available for HOA and commercial turf replacement through the Landscape Transformation Assistance Program — but it requires a pre-application consultation and design approval, and the application deadline is November 1 for the following calendar year. If you want to convert a median next summer, the conversation starts this fall.

There's also 25% back on smart irrigation controllers, up to $3 per efficient nozzle, and a custom commercial efficiency rebate up to $10,000 a year. Confirm the current terms directly with Denver Water — programs and dollar figures change.

Denver's commercial grounds, specifically

Denver's commercial landscape is unusually varied for one municipality. Downtown and the Cherry Creek North business improvement district are high-visibility, tightly-maintained, and unforgiving of a bad edge. RiNo and the converted industrial corridors have the opposite profile — hardscape-heavy sites where the landscape is mostly rock bed, street trees, and a few planters, and where the maintenance failure mode is weeds in the rock, not brown turf.

Both are the same underlying job: keep it clean, keep the irrigation honest, and stop paying to water ground nobody uses.

The turf question

Colorado's SB24-005 already prohibits installing nonfunctional turf on commercial, institutional, and industrial property and in parking lots, medians, and rights-of-way. Denver is also working on its own landscape code updates. Existing turf isn't required to come out — but a property that redevelops will be held to the new standard, and in the meantime that median is the most expensive ground you own per square foot.

That's the conversion conversation. See What Xeriscaping Costs a Commercial Property.

Snow and ice on Denver commercial properties is handled by our sibling brand, Frontier Snow Care — separate contract, separate scope.