Gardeners in northern areas of the United States may be more challenged in finding shrubs hardy for their winter temperatures. The following is a partial list which includes the coldest USDA climate zone in which the shrub will thrive:

Arctostaphylos uva-ursi - Kinnikinnick (Zone 2)
Caragana arborescens - Siberian Peashrub (Zone 2)
Clethra alnifolia - Summersweet (Zone 3)
Cornus alba - Tartarian Dogwood (Zone 2)
Genista tinctoria - Common Woadwaxen (Zone 2)
Ilex glabra - Inkberry (Zone 3)
Juniperus communis - Common Juniper (Zone 2)
Juniperus horizontalis - Creeping Juniper (Zone 3)
Juniperus virginiana - Eastern Redcedar (Zone 2)
Lonicera tatarica - Tartarian Honeysuckle (Zone 5)
Myrica pensylvanica - Northern Bayberry (Zone 5)
Picea species - Spruce (Zone 2)
Pinus mugo var. mugo - Dwarf Mountain Pine (Zone 2)
Potentilla fruticosa - Bush Cinquefoil (Zone 2)
Prunus x cistena purpleleaf - Sand Cherry (Zone 2)
Prunus tomentosa - Nanking Cherry - Manchu Cherry (Zone 2)
Rhododendron canadense (Zone 2)
Rhododendron japponicum - Lapland Rhododendron (Zone 3)
Rosa rubrifolia - Redleaf Rose (Zone 2)
Rosa rugosa - Rugosa Rose, (Zone 2)
Syringa vulgaris - Common Lilac (Zone 3)
Tamarax ramosissima - Fivestamen Tamarisk (Zone 2)
Thuja occidentalis - American Arborvitae (Zone 2)
Viburnum trilobum - American Cranberrybush Viburnum (Zone 3)