Table 2. Tree density and crown projection area by planting concepts

Planting concepts	Tree density (N/m2)		Crown projection area (%)
	Canopy tree	Shrub	Canopy tree	Shrub
Landscape planting (adjacent sidewalk)	0.14	0.79	110.7	19.6
Buffer planting (mid mounding)	0.23	0.07	183.1	2.0
Buffer planting (adjacent apartments)	0.33	0.23	241.3	5.5