Evergreen conifers are excellent for creating privacy borders and noise reduction.The most sought after evergreen conifer is the hemlock tree.You can use it as a hedge,blind or privacy and shape it anyway you choose.The foliage is dense and dark so you can reduce noise levels from neighbors or road traffic by 65%.
Another evergreen conifer that makes a good blind for privacy is the Spruce Pine Tree.The Spruce Pine is dark green and get to heights to 25-30 feet tall.It also is hardy in most zones and is a full shade or sun tree.It cant be formed in a hedge like the hemlock but it's a pretty majestic evergreen tree for sure.
Privit is another good evergreen hedge shrub.The privet is a good privacy hedge shrub that doesnt exceed heights over 4-5 feet tall.Most evergreen conifers are super hardy in cooler climates too.You get year round beauty when you choose to plant evergreens.