Table 2.

Modal tree spacing along boulevards (trees in medians) streets.

Biome/cityBoulevardStreet
Modal (m)Range (m)Modal (m)Range (m)
Tropical forest
Bangkok  7.56.5–8  6  4–13.3
Rio de Janeiro12  13–20  7.5  3–13.3
Singapore12    3–3310  5–26
Broad-leafed evergreen forest
Hong Kong10    8–13.3  4  3–8
Sydney151512  5–20
Tokyo  7.5    8–10  7.5  6–13.3
Deciduous forest
London121212  6–20
New York12  10–13.3  7.5  8–14
Paris11.5  10–13  6  5–6
Coniferous forest
Jacksonville12  10–13.3  7.5  3–13
Seattle10.5    8–12  5  4–12
Vancouver12    8–13.310  4–13
Mixed deciduous–coniferous forest
Beijing  2    2  5  2–6
Moscow  6    2–8  6  2–8
Stockholm  8.5    3–2010  8–18
Mediterranean woodland/scrub
Athens10    5–12  5  3–7
Los Angeles15    6–40  5  5–12
Tel Aviv20  12–2212  8–13.3
Savanna
Brasilia12  10–7210  5–16
Lagos10.5    8–13.3  6  4–10
New Delhi12    3–202010–20
Grassland
Buenos Aires12  1210  2–20
Johannesburg23  10–2313.310–23
Tehran  6    2–12  4  4–6
Desert
Cairo12    3–13,3  5  2–13.3
Dubai11    5–16  6  6–8
Phoenix15    6–33  6  6–16
Tundra
Murmansk  2    2–2.5  6  2–8
NuukNANANANA
ReykjavikNANA  6  2–10
Highland
Cusco13.3  10–14  5  3–10
LashaNANA  5  4–6
Quito15    5–42  7  5–18

  • NA = not applicable.