Thuja occidentalis ‘Degroot's Spire’ compact columnar arborvitae is very popular because of its narrow, columnar form with dense green foliage that sometimes twists and layers over itself. 8ft tall x 1.5ft wide (zones 4-8)
Thuja occidentalis "Malonyana" (Arborvitae) USDA zones 4-8; 20-30' tall by 3' wide. One of the finest choices for a quick, dense evergreen hedge or privacy screen. Shiny, mint-green foliage on an extremely narrow habit provides a dramatic vertical element to any landscape Credit: Deposit Photos
Sortiment Edwin Smits Conifers Thuja occidentalis 'Fire Chief'