Key to Poplars and Willows
in New Zealand
Version 1.0.5
'Geyles'
- 0. Poplar or Willow?
- Looks like a poplar -> Poplar - 1. Crown shape
- Narrow crown (or uncertain) -> 2. Bark
- Bark is smooth -> 5. Leaves
- Leaves rounded to oval, dark green on upper surface, greyish green under-surface, scalloped trunk -> 'Geyles'
Populus maximowiczii × P. nigra NZ 5034
Bred in New Zealand in 1993, ’Geyles’ was released in 2011. It is a male clone.
Identification
‘Geyles’ leaves are rounded, dark green on the upper surface and greyish green below. The leaf edge is wavy and finely toothed. Leaf stalks are reddish.
‘Geyles’ comes into leaf early in spring and leaves are retained well into autumn.
‘Geyles’ has a narrow crown, excellent apical dominance, and generally light branching. ‘Geyles’ has a wood density of 336 kg/m3. Bark roughens later than P. x euramericana clones. Trunk becomesscalloped in older trees.
Typical uses, site requirements, pest and disease resistance
‘Geyles’ is wind and frost tolerant, and performs well in most environments except for coastal sites. It is rust resistant. Growth rates are high. Height and DBH at age 7 (age 12) in a sheltered site was 13.4 (26.8) m and 18.3 (33.2) cm and in a windy site was 10.7 (18.7) m and 15.6 (26.5) cm. Suitable for soil conservation.
