Negative effects of the urban environment on the morphological and physiological states of Thuja occidentalis 'Smaragd' have been investigated. For comparison, two plots were selected for the cultivation of eastern arborvitae cultivars: one in a public garden (the control plot) and the other one in...
Thuja occidentalis 'Smaragd'Thuja occidentalis 'Smaragd'是柏科植物。Thuja occidentalis 'Smaragd'的树高是12-14英尺，树幅是3至4英尺，不开花，养护成本低。