Is planting evergreens in my landscape a good idea?

Common Name

Botanical Name

Zones

Arborvitae
Arizona cypress
Atlas cedar, deodar cedar
Australian tea tree
Balsam fir, noble fir, white fir
Camphor tree
Canadian hemlock
China fir
Coast redwood
Colorado spruce, Norway spruce
Douglas fir
Eastern red cedar
False cypress
Giant sequoia
Holly
Incense cedar
Japanese cedar
Japanese plum yew
Live oak, holly oak
Loquat
Magnolia
Norfolk Island pine
Pine
Umbrella pine

Thuja spp.
Cupressus arizonica
Cedrus spp.
Leptospermum laevigatum
Abies spp.
Cinnamomum camphora
Tsuga canadensis
Cunninghamia lanceolata
Sequoia sempervirens
Picea spp.
Pseudotsuga menziesii
Juniperus virginiana
Chamaecyparis spp.
Sequoiadendron giganteum
Ilex spp.
Calocedrus decurrens
Cryptomeria japonica
Cephalotaxus harringtonia
Quercus spp.
Eriobotrya japonica
Magnolia spp.
Araucaria heterophylla
Pinus spp.
Sciadopitys verticillata

2-8
7-9
5-9
9-10
3-7
9-10
(3)4-7
7-9
7-9
2-9
(3)4-6
2-9
5-8
6-8
5-9
5-8
(5)6-8
6-9
8-10
8-10
(4)5-9(10)
10-11
2-8
5-7