
Casuarina equisetifolia
Australian pine · also Ironwood, Beach sheoak, Coastal she-oak
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Casuarina equisetifolia is a small to medium-sized tree with a distinctive gray-green weeping canopy, often resembling a conifer from a distance. Its true leaves are reduced to small scales, with long, pendulous branchlets. This highly tolerant species is valued for coastal planting and windbreaks, but it can aggressively outcompete other plants outside its native range.
Where it grows
Trees in each city's inventory, with the share of that city's named trees this species accounts for.
- 7360.16%35 yr18 in
- 2270.01%——
- 1070.07%—12 in
- 500.61%——
- 10.00%—2.0 in
Traits
- Form
- Weeping
- Foliage
- Evergreen
- Mature height
- 40–60 ft
- Canopy spread
- 20 ft
- Growth rate
- Fast
- Drought tolerance
- High
- Wildlife value
- Moderate
- Blooms
- Sep, Oct, Nov
Trunk diameters across every city: median 18 in, mean 18 in, 90th percentile 30 in. Measured at breast height, as published by each inventory.
Native range
Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.
Tropical & Subtropical Moist Broadleaf Forests
- New Caledonia rain forests
- Northern New Guinea lowland rain and freshwater swamp forests
- Northern New Guinea montane rain forests
- Queensland tropical rain forests
- Southern New Guinea freshwater swamp forests
- Southern New Guinea lowland rain forests
- Borneo lowland rain forests
- Borneo montane rain forests
- Borneo peat swamp forests
- Myanmar coastal rain forests
- South Western Ghats moist deciduous forests
- South Western Ghats montane rain forests
- Fiji tropical moist forests
Tropical & Subtropical Dry Broadleaf Forests
- Lesser Sundas deciduous forests
- New Caledonia dry forests
- Fiji tropical dry forests
- Marianas tropical dry forests
Mangroves
- New Guinea mangroves
Tropical & Subtropical Coniferous Forests
- Northeast India-Myanmar pine forests
Other Casuarina in the catalogue
5 of the top 2,000 species are in this genus.