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Groundcovers with a Weed Suppressive Rating (WSR) of Poor

Click here for a printable version (pdf) of this table

Genus, Species, Cultivar or Biotype
Common Name
Type
Height
Spread
Habit
Aesthetics
(flower color, bloom season, foliage interest)
Origin
Hardiness Zone
Preference for:
Salt tol.**
Sun
Water
Soil
Achillea tomentosa 'King Edward'
Woolly Yarrow
Peren
6-12"
Indefinite
Erect, spreading
Evergreen, grayish foliage, yellow flowers
Temperate Zone
2-9
Full sun
Drought tolerant
Well-drained, low fertility
N/A
Arctostaphylos uva-ursi 'Pt. Reyes'
Bearberry
Woody
1-4"
Indefinite
Creeping, woody
Leathery evergreen leaves, red berry drupe persisting in winter
North America
2-7
Full sun to moderate shade
Drought tolerant
Well-drained, acidic
N/A
Arenaria montana
Mountain Sandwort
Peren
2-4"
8-10"
Mat forming
Tiny gray-green leaves, white spring flowers
Europe
4
Full sun to moderate shade
Moist
Well-drained
N/A
Carex pensylvanica
Pennsylvania Sedge
Grass
16"
Indefinite
Sod forming 
Green foliage
Northeastern US
4-8
Full sun to moderate shade
Drought tolerant
Well-drained
N/A
Cerastium tomentosum
Snow in Summer
Peren
3-6"
12"
Mat forming
Evergreen, silvery foliage, white profusion of flowers mid to late spring
Italy
2-7
Full sun
Drought tolerant
Well-drained, low fertility
N/A
Epimedium x perralchicum 'Frohnleiten' (E. perraderianum x E. pinnatum)
Bishop's Hat (Barrenwort)
Woody
8-12"
8-12"
Semi-prostrate
Yellow blooms spring
Garden (N Afr/Iran)
5-9
Full sun to moderate shade
Moist
Well-drained, fertile
N/A
Houstonia serpyllifolia
Thymeleaf Bluets
Peren
2"
6"
Mat forming
Light blue flowers
Southeastern US
6
Sun or shade
Drought tolerant
Acid soil
N/A
Hydrangea anomala ssp. peteolaris
Climbing Hydrangea
Woody
3-6"
Indefinite
Woody climber, sprawling when unsupported
Large showy fragrant white flowers in summer
China, Japan
4-8
Full sun to dense shade
Drought tolerant
Well-drained, fertile
N/A
Iberis saxatilis
Rock Candytuft
Woody
3-6"
48"
Sprawling subshrub
Profusion of white flowers in late spring, evergreen
Europe
3-8
Full sun to moderate shade
Moist
Well-drained
N/A
Imperata cylindrica 'Red Baron'
Japanese Blood Grass
Grass
12-24"
Indefinite
Creeping grass
Scarlet to wine-red foliage
Japan
6
Full sun to moderate shade
Moist
Well-drained
N/A
Lamiastrum galeobdolon 'Herman's Pride'
Yellow Archangel
Peren
8-18"
Indefinite
Trailing
Foliage with silver variegation, yellow flowers in spring
Europe
4-9
Moderate Shade
Moist
Fertile loam
N/A
Lysimachia nummularia 'Aurea'
Moneywort
Peren
1-2"
Indefinite
Mat forming, trailing
Lime green foliage, bright yellow flowers early summer to fall
Europe
3-9
Full sun to moderate shade
Moist
Most soils
N/A
Minuartia verna
Moss Sandwort
Peren
3-6"
10"
Carpet forming
White flowers in spring
Europe
2
Full sun
Drought tolerant
Well-drained
N/A
Oenothera pallida
Pale Evening-Primrose
Peren
12-24"
24-36"
Upright
Fragrant white summer flowers aging to pink
Western North America
6
Full sun
Drought tolerant
Well-drained
N/A
Phlox stolonifera 'Sherwood Purple'
Creeping Phlox
Peren
6-12"
Indefinite
Mat forming, trailing
Purple flowers in mid to late spring, evergreen foliage
Eastern US
3
Light to moderate shade
Moist
Fertile loam
N/A
Sarcococca hookeriana v. humilis
Sweet Box
Woody
12-24"
4-6'
Mounding
Evergreen, glossy leaves, white flowers, black fruit
China
7-9
Moderate shade to shade
Moist
Well-drained, organic
N/A
Silene caroliniana
Sticky Catchfly
Peren
8"
-
Spreading
Pink flowers in summer
Eastern and Central North America
5
Full sun
Drought tolerant
Well-drained
N/A
Silene saxifraga
Campion
Peren
4-8"
12"
Spreading
White flowers
Europe
4
Full sun
Drought tolerant
Well-drained
N/A
Tiarella cordifolia 'Running Tapestry'
Heartleaf Foamflower
Peren
1-2"
12-15"
Spreading
White flowers spring, heart-shaped foliage
E US
3-8
Full sun to moderate shade
Not drought tolerant
Well-drained
N/A
Vaccinium angustifolium 'Brunswick'
Lowbush Blueberry
Woody
1-2'
1-2'
Spreading
Fine foliage, white flowers, edible berries
NE US
2-6
Full sun to moderate shade
Moist
Tolerates wide range
N/A
Vaccinium macrocarpon
American Cranberry
Woody
3-6"
24"
Spreading, woody
Glossy dark green leaves, red fruit in summer
Eastern North America
2
Full sun to moderate shade
Moist
Well-drained
N/A
Veronica repens
Creeping Speedwell
Peren
2-4"
Indefinite
Mat forming
Blue flowers in summer, dark green leaves
Europe
5
Full sun to moderate shade
Moist
Well-drained
N/A
Veronica x (alpina v. alba x spicata) 'Goodness Grows'
Speedwell
Peren
10-12"
-
Upright
Long blue flower spikes
Europe
3-8
Full sun
Moist
Well-drained
N/A
Viburnum trilobum 'Compactum'
(
syn V. opulus)
American Cranberrybush
Woody
8-12'
8-12'
Upright
Dense rounded top, white flowers, red-purple flal color, red drupe fruit persist to winter
N US
2-7
Full sun to moderate shade
Moist
Well-drained
N/A
Heuchera micrantha 'Palace Purple'
Alumroot (Coral Bells)
Peren
10"
-
Clump forming
Purple-bronze foliage, small white flowers
Western US
4-9
Full sun to moderate shade
-
-
N/A
Schizachyrium scoparium (syn. Andropogon scoparium) 'Prairie Blues'
Little Bluestem
Grass
36"
18"
Bunchgrass
Slender blue-green leaves turning to bronze in fall
Eastern North America
3-9
Full sun
Drought tolerant
Well-drained
N/A
Salvia x sylvestris 'Blue Hill'
Wood Sage
Peren
24"
16"
Erect
Blue
Europe, Asia
4-8
Full sun
Drought tolerant
Well-drained
N/A

*We have found this species to be an aggressive spreader by seed, rhizome, or both. It is potentially weedy and/or invasive. Proceed with caution.
** Cells with N/A indicate that the plant species was not tested for salt tolerance in the greenhouse at Cornell.

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