Populus tremula 'Erecta' Salicaceae
Swedish Columnar Aspen, Upright European Aspen pop-U-lus TREM-ew-la
- Broadleaf deciduous, very narrow tree with upright branches, matures at about a height of 40 ft and
only 7 ft wide (12 × 2.7 m) Leaves similar to the species; soft reddish rust color in the fall.
A male clone so it does not form seeds or "cotton".
- Sun or part shade.
- Hardy to USDA Zone 2 Introduced to the nursery trade
in 1911 in Sweden, but reportedly grown there since 1847.