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Landscaping

Xeriscaping Basics for Colorado Yards

Xeriscape was invented in Denver and it doesn't mean zero plants. Here's the real framework — hydrozones, soil, and the right plants — and the mistakes that give it a bad name.

Published
August 15, 2026
Reading
8 min
By
BigBoy Builders

Xeriscape Is a Denver Word — and It Doesn't Mean Gravel

The term was coined by Denver Water in 1981: xeros (dry) plus landscape. It describes designing a yard around the water that actually falls here, instead of importing a Midwest lawn and irrigating it into existence. What it does not mean is scraping the yard and dumping rock — that's "zeroscaping," and it's what gives the idea a bad name: a heat-radiating gravel lot with three sad junipers.

A real xeriscape is usually more planted than what it replaces — just planted with things that belong in a dry climate.

The Framework: Hydrozones

The working idea behind every good xeriscape is grouping plants by water need — hydrozones — so each zone can be irrigated (or not) on its own terms.

ZoneWater budgetWhat lives there
Oasis zoneRegular irrigationSmall kept lawn, vegetable bed, the shade tree — near the house where you use it
Transition zoneOccasional deep soaksFlowering shrubs, tough perennials, ornamental grasses
Xeric zoneRain only after establishmentNatives — penstemon, rabbitbrush, yucca, blue grama — on the edges and slopes

That's the whole trick. Water problems come from mixing zones — a native drowning next to a lawn head, or a rose bush stranded in the rock. Separate them and every plant gets what it wants.

The Seven Principles, Colorado Edition

  • Plan before you dig — decide what stays (that lawn panel the kids use) and what converts.
  • Fix the soil where you'll plant; even natives establish faster in clay opened up with compost.
  • Keep some turf where turf earns it — a small irrigated panel you use beats a big one you mow.
  • Choose plants by zone, and plant in drifts, not polka dots.
  • Irrigate by zone: drip for beds, efficient heads for remaining turf, nothing for the xeric edge after year two.
  • Mulch everything — wood mulch around plants, rock where you want a crisp, low-litter finish.
  • Maintain it — a xeriscape is low maintenance, not no maintenance; weeds love fresh rock beds.

The Mistakes That Give Xeriscape a Bad Name

  • Rock over the whole yard with landscape fabric and near-zero plants — hotter in summer, dead year-round
  • Rock mulch right up against the house's south side, cooking the foundation plantings
  • Skipping establishment water because the plants are "drought tolerant" (they will be — in two years)
  • One irrigation zone shared between new natives and old lawn
  • Weed fabric under wood mulch beds — it stops soil renewal and the weeds just root in the mulch above it
  • Planting one of everything from the nursery's native rack instead of drifts of a few reliable species

For plant choices that carry a xeric bed from spring to frost, start with our lists of bee-friendly plants and native flowering shrubs — nearly everything on both lists fits the transition or xeric zone.

Questions / Field Notes

Frequently asked questions

Converting a section of yard?

BigBoy handles the full conversion — lawn stripping, soil work, drip zones, planting, edging, and rock or mulch finishes.

When it's past DIY

The services this connects to.

In practice

Where we've done it.

Built different.

Questions this guide didn't answer?

Give us a shout — if it's outside our lane, we'll say so.

You talk to the person doing the work.