Gardening in Tucson
and Southeastern Arizona

Low Water Plants for Ground Cover and Erosion Control

PLANTS
Butterfly Garden
Erosion Control
Fruit, Berries, Nuts
Grasses
Ground Cover
Hummingbird Garden
Parasitic Plants
Peppers, Chilies
Shrubs
Tomatoes
Trees: Landscape
Vines
Wildflowers

ON THE WEB
Gardening Organizations
Links: Garden-Related
Nurseries

GARDENING HOW-TO'S
Dealing with Critters
Digging Holes for Plants
Fruit: Selection, Cultivation
Garden Bed: Sterilizing
Gardening Schedule Zone 8b
Gardening Schedule Tucson
Microclimates
Mulching
Oracle: Weather, Wildflowers
Plant Placement
Search This Site
Selecting Plants: SE Arizona
Seeds: Planting
Soil Preparation
USDA Hardiness Zones
Watering

Ground Cover

Achillea ageratifolia: Greek Yarrow
Dense gray-green foliage with profuse small daisy-like flowers in late spring. Slowly grows to 10" high and 1.5' wide. Deer and rabbit resistant. Cutting-propagated. Native to the Balkan countries and Greece. Requires well-drained soil, low water needs once established. Perennial, evergreen in mild winters. Full sun. USDA hardiness zones 4-9.

Calylophus hartwegii: Fendler's Sundrops

Dalea capitata: Lemon Dalea
A leguminous ground cover that grows to 8-12" high and 3' wide. Bright green, fine-textured, lemon-scented leaves. Rabbit resistant. Small yellow flower spikes cover plant spring and fall. Variety 'Sierra Gold' is better bloomer. Attracts butterflies. Possible scruffy appearance in winter. Trim back to spur new growth in spring. Native to Mexico. Needs well-drained soil. Drought tolerant but accepts regular water. Never fertilize*. Full sun. Deciduous at 27°F. USDA hardiness zones 7-11.

Oenothera speciosa: Mexican Evening Primrose

Oenothera stubbei: Chihuahuan Evening Primrose
An evening blooming plant that becomes a dark green mat 5" high and 4' wide. Stems root along the ground, forming offset plants. Yellow 2" flowers bloom in spring and sporadically rest of year. Native to Mexico. Low water. Full sun to part shade. Perennial. USDA hardiness zones 9-11.

Thymus serpyllum: Creeping Thyme
With extra water, a vigorous grower 2-4" high and 2' wide. Green leaves with pink flowers in spring. Longer blooming than most varieties. Rabbit and deer resistant. Tolerates light foot traffic. Cutting-propagated. Origins in Eastern Mediterranean. Full sun. Drought tolerant. Evergreen to cold-deciduous. USDA hardiness zones 4-9.


Ground Cover and Erosion Control

Buchloe dactyloides: Buffalo Grass

Calliandra eriophylla: Fairy Duster

Cynodon dactylon: Bermuda Grass

Dalea greggii: Trailing Indigo Bush
A leguminous ground cover with a moderate growth rate to 18" high and 6' to 9' wide. Gray-green hairy leaves. Small rose to purple flowers in a flower head to 3/4" wide. Attracts butterflies. Food plant for the Southern Dogface and Reakirt's Blue caterpillars. Roots as it spreads. Provides erosion control on slopes. Does not tolerate foot traffic. Native to New Mexico, Texas and Mexico. Water monthly in dry season for best appearance. Never fertilize*. Full sun. Evergreen. USDA hardiness zones 8b-11.

Duchesnea indica: Mock Strawberry
Low to the ground with trailing stolons that root firmly in the soil. Bright green strawberry-like leaves. Yellow 1/2" flowers followed by red tasteless fruit that stands above leaves. Drought tolerant once established. Best used as a ground cover under trees or shrubs. Native to Asia. Suitable for erosion control on moist, shaded slopes. Invasive in wet areas. Part shade in summer. Perennial. USDA hardiness zones 5-10.

Hypericum calycinum: Great St. Johns Wort
Rapidly spreads by vigorous underground stems. Grows to 1' high. Leaves are medium green in sun, yellow green in shade. Dies back in hard freeze then returns in spring. Yellow flowers throughout summer. Controls erosion on hillsides. Set plants 1.5' apart. Mow every 3 years in dormant season. Native to Bulgaria and Turkey. Low to moderate water. Needs part shade in summer heat. Semi-evergreen. USDA hardiness zones 4-9.

Lonicera japonica: Japanese Honeysuckle

Macfadyena unguis-cati: Cat's Claw Vine

Mahonia repens: Creeping Oregon Grape
Slowly grows to 1' high and 3' wide. Spreads by underground runners. Holly-like green leaves turn bronze in cold weather. Excellent ground cover and erosion fighter. Fragrant yellow flowers in dense clusters appear April to June. Edible blue berries. Native to Western North America. Drought tolerant. Needs well-drained soil. Full sun to part shade. Evergreen. USDA hardiness zones 5-9.

Malephora crocea: Gray / Copper Ice Plant
An evergreen perennial succulent. Moderate to rapid growth to 1' high and 6' wide. Reddish-orange flowers appear in spring and throughout year. Leaves are smooth, gray-green, fleshy and grow to form a dense mat. Provides erosion control on slopes. Does not tolerate foot traffic. Salt tolerant. Native to Southern Africa. Water monthly during drought. Full sun. USDA hardiness zones 9b-10. Variety purpureo-crocea Tequila Sunrise' survives USDA hardiness zones 7-9.

Myoporum parvifolium: Myoporum
Grows 3" to 6" high and 9' wide. Dense covering of light green leaves. Tiny white flowers bloom in summer followed by purple fruit. Plant 6' to 8' apart and plants will fill in within six months. Stems root wherever moist soil is touched. Provides erosion control on slopes. Does not tolerate foot traffic. Native to Australia. Needs well-drained, enriched soil. Low to moderate water. Part shade or north-facing slope. Evergreen shrub. USDA hardiness zones 9-10.

Rosa banksiae: Lady Bank's Rose


Larger Plants for Erosion Control

Acacia angustissima: Fern Acacia

Atriplex canescens: Four-Wing Saltbush

Epilobium canum: Hummingbird Trumpet

Fallugia paradoxa: Apache Plume

Lupinus succulentus: Arroyo Lupine

Nandina domestica 'Harbor Dwarf': Heavenly Bamboo

Opuntia engelmannii: Cactus Apple
A prickly pear cactus that grows 2-8' tall and 8' wide. Wide shallow roots and large area of vertical pads allow this plant to provide good erosion control on slopes and banks. If soil elsewhere is too hard for digging, gardeners know that soil around this plant is soft and can easily be planted. This cactus should be removed by pickaxe and not by motorized scoop which will also remove surrounding soil. Replace cactus with any plant that will provide erosion control. Native to Southwestern United States. USDA hardiness zones 8-12.

Robinia neomexicana: Desert Locust


Macfadyena unguis-cati: Cat's Claw Vine

* These plants are legumes and make their own nitrogen in nodules in their roots. Fertilizer interferes with this process.