Water is the most precious resource in New Mexico. As one of the driest states in the nation, New Mexico faces ongoing challenges with water availability, and these challenges are particularly acute in southern communities like Las Cruces. With the Rio Grande and underground aquifers under increasing pressure from drought, population growth, and climate variability, water conservation is not optional -- it is essential for the long-term sustainability of our community.
The good news is that significant water savings can be achieved without sacrificing the beauty of your landscape. At ABC Landscaping, we help Las Cruces and Dona Ana County homeowners create stunning outdoor spaces that use a fraction of the water consumed by traditional landscapes. In this guide, we share our most effective water conservation landscaping strategies.
Understanding Water Use in the Landscape
Before implementing conservation strategies, it helps to understand where water goes in a typical Las Cruces landscape. During peak summer months, outdoor irrigation can account for 50 to 70 percent of a household's total water consumption. A standard sprinkler system watering a 2,000-square-foot lawn uses approximately 1,200 to 1,600 gallons per watering session. Over a summer with watering every three days, that adds up to over 60,000 gallons -- a staggering amount in a desert community that depends on finite groundwater resources.
Much of that water never reaches plant roots. In the Las Cruces climate, overhead sprinklers lose 30 to 50 percent of their output to evaporation, wind drift, and runoff. Poor irrigation scheduling -- watering during the heat of the day, watering too frequently, or running broken sprinkler heads -- wastes even more. By addressing these inefficiencies and rethinking the fundamental approach to landscaping, Las Cruces homeowners can save tens of thousands of gallons annually.
Strategy 1: Embrace Xeriscaping
Xeriscaping is the single most impactful water conservation strategy available to Las Cruces homeowners. A properly designed xeriscape replaces thirsty turf grass and water-hungry ornamental plants with drought-tolerant native and adapted species that thrive on minimal irrigation. A typical xeriscape in Las Cruces uses 50 to 75 percent less water than a traditional landscape while providing year-round color, texture, and visual interest.
Xeriscaping is not the same as zero-scaping -- covering your yard in rock and calling it done. A well-designed xeriscape is a lush, layered landscape featuring a diverse palette of desert-adapted plants, decorative gravel and stone, and efficient drip irrigation. Many xeriscaped yards in Las Cruces neighborhoods like Sonoma Ranch, Picacho Hills, and the historic Mesquite district are among the most attractive landscapes in the community.
Strategy 2: Install Drip Irrigation
Converting from sprinkler to drip irrigation is one of the fastest ways to reduce outdoor water use. Drip systems deliver water directly to the root zone of each plant at a slow, controlled rate, achieving efficiency rates above 90 percent. Compared to the 50 to 60 percent efficiency of typical sprinkler systems in the Las Cruces climate, the water savings are substantial.
For Las Cruces homeowners who want to take water conservation even further, adding a smart irrigation controller amplifies the savings. Smart controllers use real-time weather data, soil moisture sensors, and evapotranspiration calculations to automatically adjust watering schedules. During monsoon season, when Las Cruces receives natural rainfall, a smart controller reduces or eliminates irrigation automatically -- unlike a basic timer that waters on a fixed schedule regardless of conditions.
Strategy 3: Choose the Right Plants
Plant selection has the greatest long-term impact on landscape water consumption. Every plant in your yard falls somewhere on a spectrum from high water use to zero supplemental water needed. By choosing plants from the low end of that spectrum, you dramatically reduce your irrigation needs.
For Las Cruces landscapes, the best choices include plants native to the Chihuahuan Desert and species adapted to similar arid climates around the world. Our guide to desert plants for Las Cruces profiles 15 outstanding choices that thrive on minimal water. Key water-wise plant categories include:
- Native trees: Desert willow, Mexican elder, netleaf hackberry
- Flowering shrubs: Texas sage, Apache plume, chuparosa, creosote
- Succulents: Agave, yucca, prickly pear, sotol
- Groundcovers: Desert marigold, blackfoot daisy, damianita
- Ornamental grasses: Deer grass, blue grama, alkali sacaton
Strategy 4: Hydrozone Your Landscape
Hydrozoning means grouping plants with similar water needs together on the same irrigation zone. This simple design principle prevents two common problems: overwatering drought-tolerant plants (which can damage or kill them) and underwatering thirstier plants (which causes stress and decline). In a hydrozoned Las Cruces landscape, you might have three distinct zones:
- Oasis zone: Closest to the house, containing any higher-water plants, a small turf area, or a vegetable garden. This zone receives the most frequent irrigation.
- Transition zone: Moderate-water plants that receive supplemental irrigation during the hottest months but can go longer between waterings.
- Arid zone: The largest area, featuring drought-tolerant native plants that survive primarily on rainfall with only occasional deep watering during extended dry periods.
By concentrating water use in a small oasis zone and letting the majority of your landscape operate on minimal irrigation, you achieve the visual impact of lush plantings near your living spaces while keeping overall water use low.
Strategy 5: Mulch Everything
Mulch is a water conservation powerhouse. A 2 to 4 inch layer of mulch over bare soil reduces evaporation by up to 70 percent, keeps soil temperatures 10 to 20 degrees cooler in summer, and suppresses water-stealing weeds. In Las Cruces, both organic mulches (bark, wood chips) and inorganic mulches (gravel, river rock) are effective, though gravel is more common due to its permanence and compatibility with desert aesthetics.
Every bare soil area in your landscape is a missed opportunity for water conservation. Even beneath the canopy of established trees, a layer of gravel or organic mulch significantly reduces the amount of irrigation needed to keep the soil adequately moist for root health.
Strategy 6: Harvest Rainwater
While Las Cruces receives limited rainfall, what it does receive can be captured and put to use in the landscape. Rainwater harvesting ranges from simple to sophisticated:
- Passive harvesting: Shaping the landscape to direct rainwater from hard surfaces (roofs, driveways, patios) toward planting areas. Berms, swales, and dry creek beds guide water to where plants need it. This is the simplest and most cost-effective approach.
- Rain barrels: Collecting roof runoff in barrels or cisterns for later use. A 1,000-square-foot roof can capture about 600 gallons from a single one-inch rain event -- significant in a community where every gallon counts.
- Cistern systems: Larger underground or above-ground tanks that can store thousands of gallons of rainwater for irrigation use throughout the dry season.
New Mexico law allows rainwater harvesting on residential properties, and some municipalities offer incentives for installing collection systems. The water collected is ideal for landscape irrigation -- it is naturally soft, free of chlorine, and preferred by most plants over treated municipal water.
Strategy 7: Reduce or Eliminate Turf Grass
Turf grass is by far the most water-intensive element in any Las Cruces landscape. A traditional bluegrass or fescue lawn requires 40 to 60 inches of water annually -- four to six times what nature provides in Las Cruces. Even drought-tolerant warm-season grasses like Bermuda still need 20 to 30 inches of supplemental water per year.
Consider these alternatives to conventional turf:
- Blue grama grass: New Mexico's state grass, requiring minimal supplemental water and mowing only a few times per year
- Buffalo grass: A warm-season native that forms a dense, low-maintenance turf on as little as 12 inches of water annually
- Gravel and decomposed granite: For areas where a living ground cover is not necessary, gravel provides a clean, maintained appearance with zero water use
- Native groundcover plantings: Low-growing perennials like damianita and trailing lantana can fill areas where a green appearance is desired without the water demands of turf
The Numbers: Turf vs. Xeriscape Water Use
A 1,000-square-foot Bermuda grass lawn in Las Cruces requires approximately 20,000 to 30,000 gallons of supplemental water per year. The same area xeriscaped with native plants and drip irrigation uses 3,000 to 8,000 gallons annually. Over 10 years, the water savings from converting just 1,000 square feet of turf to xeriscape can exceed 200,000 gallons -- enough to fill a backyard swimming pool 10 times over.
Strategy 8: Maintain Your Irrigation System
Even the most efficient irrigation system wastes water if it is not properly maintained. A single broken emitter or leaking fitting can waste hundreds of gallons per month without being noticed. Regular maintenance is a critical water conservation practice:
- Inspect all zones monthly during the growing season and repair leaks immediately
- Flush drip lines quarterly to prevent mineral buildup from Las Cruces' hard water
- Adjust irrigation schedules seasonally -- the same schedule should never run year-round
- Replace clogged or worn emitters promptly
- Calibrate smart controllers at the start of each season
Strategy 9: Time Your Watering Wisely
When you water matters almost as much as how much you water. In Las Cruces, watering between 4 AM and 8 AM minimizes evaporation because temperatures are lowest, winds are calmest, and humidity is highest. Watering in the evening, while cooler, can promote fungal diseases because foliage stays wet overnight.
Water deeply but infrequently. Deep watering -- running your drip system for a longer duration less often -- encourages roots to grow deep into the soil where moisture persists. Shallow, frequent watering keeps roots near the surface where they are vulnerable to heat and drought stress. For most Las Cruces landscapes, two to three deep waterings per week during peak summer is more effective than daily light watering.
Water Conservation Is an Investment
Implementing water conservation landscaping strategies costs money upfront, but the return on investment is compelling. Between reduced water bills, lower maintenance costs, potential utility rebates, and increased property value, most Las Cruces homeowners recoup their investment within three to five years. After that, the savings continue indefinitely while your landscape grows more beautiful year after year. For a detailed look at what water-efficient landscaping costs in Las Cruces, see our pricing guide.
ABC Landscaping: Your Water Conservation Partner
At ABC Landscaping, a division of ONITAP Construction, LLC, water conservation is built into everything we do. Every landscape we design and install for Las Cruces homeowners is engineered for maximum water efficiency without compromising beauty. From plant selection and soil amendment to drip irrigation design and smart controller programming, our team ensures your landscape is a responsible steward of southern New Mexico's most precious resource.
We serve all of Las Cruces and Dona Ana County with free estimates for water-efficient landscape design and installation. Call us at (575) 323-9855 to learn how much water and money you could save with a conservation-focused landscape from ABC Landscaping.