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Groundcovers with a Weed Suppressive Rating (WSR) of Poor

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

Common Name Genus &
species
cv. or syn.
WSR(a)
Type(b)
Habit Zone Height
Spread
Origin Aesthetics Sun Water Soil Salt Tolerance
(a)
Roadside Performance
(a)
Woolly yarrow Achillea
tomentosa

'King Edward'
P
P
Erect, spreading 3-7 6-12"
18"
Temperate Zone Evergreen, grayish foliage, yellow flowers Full sun Drought tolerant Well- drained    
American beachgrass Ammophila
breviligulata
P
G
Rhizomatous 3-8 2-3'
?
USA Long and narrow leaves Full sun Drought tolerant Well- drained dry soil    
Plantainleaf pussytoes Antennaria
plantaginifolia
P
P
Mat forming 3-8 6-12"
9-18"
USA Dark green basal leaves, silvery whilte flowers tinged with pink Full sun to partial shade Moist Well- drained    
Bearberry Arctostaphylos
uva-ursi

'Point Reyes'
P
W
Carpet forming 3-7 1-4"
Indefinite
North America Europe, Asia Leathery evergreen leaves, red berry drupe persisting in winter Full sun to moderate shade Drought tolerant Well- drained acidic    
Mountain sandwort Arenaria
montana
P
P
Mat forming 4-7 6-8"
12"
Europe Tiny gray-green leaves, white spring flowers Full sun to light shade Moist Well- drained    
Thinfruit sedge Carex
flaccosperma
P
G
Clump forming 5-8 6-12"
6-16"
Easter North America Fine-textured, narrow, glaucus blue leaves Full to partial shade Drought tolerant      
Early sedge, Penn sedge, Yellow sedge Carex
pennsylvanica
P
G
Sod forming 3-8 4-18"
Indefinite
North- eastern US Green foliage Full sun to shade Drought tolerant Well- drained    
Snow in summer Cerastium
tomentosum
P
P
Mat forming 3-7 6-12"
12"
Italy Evergreen, silvery foliage, white profusion of flowers mid to late spring Full sun Drought tolerant Well- drained low fertility    
Dwarf deutzia Deutzia gracilis
'Nikko'
P
W
Mound forming 5-8

1-2'
2-5'
Japan snow white flowers in spring Full sun to partial shade Moist Well- drained humusy    
Deertongue Dichanthelium
clandestinum

'Tioga'
P
G
Prostrate, erect 3-8

3-8'
?
Eastern USA, Southeastern Canada Wide leaves resemble deer's tongue Full sun to partial shade Moist Sandy    
Fairy wings Epimedium x
perralchicum

'Frohnleiten'
P
P
Clump forming 5-9

8-12"
8-12"
hybrid Bright yellow flowers and very attractive leaves in spring Full sun to partial shade Moist Well- drained fertile    
Creeping bluet, Thymeleaf bluets Houstonia
serpyllifolia
P
P
Mat forming 5-8 3"
Indefinite
South- eastern US Violet to white Shade Drought tolerant Moist, fertile    
Climbing hydrangea Hydrangea
anomala

spp. peteolaris
P
W
Woody climber, sprawling when unsupported 5-8 5-6"
Indefinite
China, Korea, Japan Large showy fragrant white flowers in summer Light to moderate shade Drought tolerant Well- drained fertile    
Perennial candytuft, Rock candytuft Iberis
saxatilis
P
W
Sprawling subshrub 7-9 6"
12"
Europe Profusion of white flowers in late spring, evergreen Full sun Moist Well- drained    
Japanese blood grass, Red baron blood, Red cogon Imperata
cylindrica

'Red Baron'
P
G
Creeping grass 5-10 12-18"
12"
Japan Scarlet to wine-red foliage Full sun Moist Well- drained    
Golden dead nettle, Lamiastrum, Yellow archangel, Variegated yellow archangel Lamiastrum
galebdolon

'Herman's Pride'
P
P
Trailing 4-9 9-15"
18-24"
Europe Foliage with silver variegation, yellow flowers in spring Full to moderate shade Moist Well- drained acidic    
English lavender, Lavandin, Lavender, True lavender Lavandula
angustifolia

'Hidcote Superior'
P
P
Compact, rounded 5-9 3'
30"
Medi- terranean region Evergreen foliage, Violet-purple flowers in summer Full sun Drought tolerant Well- drained    
Creeping charlie, Creeping jenny, Loosestrife, Moneywort Lysimachia
nummilaria

'Aurea'
P
P
Mat forming, trailing 3-8 1-2"
Indefinite
Europe Lime green foliage, bright yellow flowers early summer to fall Light to moderate shade Moist Moist    
Yellow loosestrife Lysimachia
punctata

'Alexander'
P
P
Erect, rhizomatous, clump forming 4-9

12-24"
9-12"
Europe to Turkey Dark green leaves with creamy borders, and whorls of star- shaped, golden yellow flowers in spring Full sun to partial shade Moist of dry Well- drained fertile    
Moss sandwort Minuartia
verna
P
P
Carpet forming 4-7 6-8"
12"
Europe White flowers in spring Full sun to partial shade Drought tolerant Well- drained    
Evening primrose, Primrose, Sundrops Oenothera
pallida
P
P
Upright 3-7 8-20"
8-12"
Western North America Fragrant white summer flowers aging to pink Full sun Drought tolerant Well- drained low fertility   F/P
Creeping phlox Phlox
stolonifera

'Sherwood Purple'
P
P
Mat forming, trailing 4-9 6-12"
Indefinite
Eastern US Purple flowers in mid to late spring, evergreen foliage Light to moderate shade Moist Moist fertile    
Campion, Catchfly, Sticky catchfly Silene
caroliniana
P
P
Spreading 4-7 8"
6"
East. and Cent. North America Pink flowers in summer Full sun or light shade Drought tolerant Well- drained    
Foamflower Tiarella
cordifolia

'Running Tapestry'
P
P
Clump forming 3-8 10-12"
12-15"
Eastern North America Attractive heart-shaped leaves, creamy white flowers in spring and summer Full sun to partial shade Moist Well- drained    
Lowbush blueberry Vaccinium
angustifolium
P
W
Low growing, forming colonies 2-6 1-2'
1-2'
North- eastern USA White flowers in May and June Full sun to partial shade Moist Well- drained    
American cranberry Vaccinium
macrocarpon
P
W
Spreading, woody 1-7 1-4"
Indefinite
Eastern North America Glossy dark green leaves, red fruit in summer Full sun or light shade Moist Well- drained    
Creeping speedwell Veronica
repens
P
P
Mat forming 5-7 4"
Indefinite
Europe Blue flowers in summer, dark green leaves Full sun to partial shade Moist Well- drained   G
Speedwell Veronica
x (alpina v. alba x spicata)

'Goodness Grows'
P
P
Upright 3-8 12"
indefinite
Europe Long blue flower spikes Full sun to light shade Moist Well- drained    
Purple leafed clover, Shamrock Trifolium
repens
'Atropurpureum'
F
P
Creeping 4-8 4"
Indefinite
Europe Red bronze foliage Full sun Moist Well- drained    
Harewell speedwell Veronica
prostrata
F/P
P
Prostrate spreading 4-8 8"
Indefinite
Europe Semi-evergreen foliage, bright blue flowers in late spring Full sun to partial shade Moist Well- drained    
Common periwinkle, Dwarf periwinkle, Running myrtle, Myrtle Vinca
minor
F
P
Creeping 4-8 4-6"
Indefinite
Europe Evergreen glossy foliage, light blue flowers in spring and fall Full sun to shade Drought tolerant Well- drained fertile    

a WSR-Weed Suppressive Rating, Salt Tolerance, and Roadside Performance: F = fair, G = good, and P = poor
b Type: P = perennial, G = grasslike, and W = woody

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