What is the difference between xeriscaping and drought-tolerant landscaping?

Xeriscaping is a set of principles for designing a garden that needs little or no extra water. Drought-tolerant landscaping is the broader idea of using plants and materials that cope with dry spells. A good drought-tolerant yard follows most xeriscape principles without having to look like a desert.

Do drought-tolerant plants need watering?

Yes, for their first growing season while roots establish: deep watering about once a week, less once they're settled. After that, most need water only in long dry spells.

Is gravel better than mulch for a dry garden?

Both cut evaporation. Bark mulch suits most shrubs and perennials and feeds the soil as it breaks down. Gravel suits Mediterranean plants, succulents and anything that rots in damp soil, and it doesn't need topping up.

How much water does replacing a lawn save?

A typical lawn needs about an inch of water a week in summer. Established drought-tolerant planting often needs none outside long droughts, so each square foot of lawn you replace saves most of its summer watering.

Drought-Tolerant Landscaping: A Low-Water Yard That Still Looks Lush

A drought-tolerant yard doesn't have to be rock and cactus. The best low-water gardens look full and green for most of the year; they're simply built from plants that don't need much help and arranged so the little water they do get isn't wasted. Here's how to design one.

1. Decide how much lawn you really use

Lawn is usually the thirstiest part of a yard. You don't have to remove all of it: keep a clearly edged patch where people actually sit or play, and turn the rest into planting, gravel or a meadow. A small lawn with a crisp edge looks better than a large patchy one, and it's far easier to keep green.

2. Group plants by how much water they need

This is the principle that saves the most water. Put thirstier plants together near the house or a hose, and the toughest plants farther out where they'll rarely be watered. Mixing a moisture-loving hydrangea into a bed of lavender means you either overwater the lavender or underwater the hydrangea.

3. Cover the soil

Bare soil dries out fast. A 2-3 inch layer of bark mulch around shrubs and perennials keeps moisture in and weeds down. For Mediterranean plants, succulents and grasses that dislike damp crowns, a gravel mulch works better and never needs replacing.

4. Water deeply, less often

Once plants are established, a deep soak every week or two in dry weather grows deeper roots than a daily sprinkle. Drip irrigation or soaker hoses under mulch put water at the roots, where almost none is lost to evaporation.

Plants that look lush on little water

These are dependable choices for sunny, dry spots. Check each one against your zone.

Grasses and grassy plants

Little bluestem and switchgrass: upright native grasses with autumn color.
Blue fescue: small blue tufts for edges and gravel.
Pink muhly grass: pink autumn haze for warm climates.

Flowering perennials

Russian sage: silvery stems and lavender-blue flowers all summer.
Lavender: fragrant, compact, loved by bees; needs sharp drainage.
Yarrow and blanket flower: long-flowering and nearly indestructible in sun.
Purple coneflower and black-eyed Susan: summer color that copes with heat once established.

Shrubs and structure

California lilac and manzanita for mild western climates.
Agave for bold shapes in hot, frost-light gardens.
Desert willow as a small shade tree in the Southwest.

Make it look designed, not dry

Use a few plants in quantity. Drifts of three to five kinds read as a garden; one of everything reads as a nursery.
Mix textures. Pair fine grasses with broad succulent leaves and rounded shrubs.
Add evergreen structure so the yard has shape in winter: a few shrubs, a gravel path, a wall or a bench.
Keep edges sharp. Steel or brick edging between gravel and planting makes a low-water garden look finished.

What it costs

Gravel is the budget-friendly hero of a dry garden: about $100-220 for an 8 x 8 ft area if you lay it yourself, against $500-1,000 for the same area in pavers. Drought-tolerant perennials in 1-gallon pots run about $12-25 each. Our guide to what landscaping costs has the full ranges.

Try it on your yard first

In LandscapeGPT, upload a photo of your yard, choose a style such as Desert / xeriscape or Dry gravel garden, and set "Your garden" to your town with the Drought-tolerant goal. The design is planted with real drought-tolerant plants that survive your zone, and it favors gravel and mulched beds over thirsty lawn.