Picea pungens
'Iseli FoxTail'
Iseli Foxtail Colorado Spruce
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Often used as an accent specimen in the landscape because of its narrow, compact, dense form. In situations where some of the other large cultivars such as Hoopsi are crowded this might be a suitable substitute.
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Family |
Pinaceae |
Genus |
Picea |
Species |
pungens |
Cultivar |
'Iseli FoxTail' |
Category |
Woody |
Type |
Tree (evergreen) |
Pronunciation |
USDA Hardiness Zone |
4-8 |
Canadian Hardiness Zone |
4a-8b |
Temperature (°C) |
-36.6 C |
Temperature (°F) |
-25 F |
Height |
3.3-5 m |
Spread |
2.3-2.6 m |
General Description |
Very Prickly, bushy blue in colour very heat and drought tolerant 3.3-5m in height and 2.3-2.67 m in width. |
Landscape |
Popular as a specimen or used in groupings. It is very salt tolerant and is also somewhat drought tolerant. |
Cultivation |
This plant is best cultivated in a rich, loamy soil in full sun. |
Shape |
Columnar, pyramidal and dense. |
Growth |
Slow |
ID Characteristic |
Blue foliage, angular branching with a dense pyramidal form and pronounced blue foliage. |
Pests |
Spruce gall , aphids , spruce bud worm and spider mites. |
Habitat |
Horticultural origin. |
Bark/Stem Description |
The bark starts out as a light brown colour but as the tree ages the light brown colour turns to an orange-brown shade. |
Flower/Leaf Bud Description |
Broadly conical to nearly spherical, the apex is blunt while the bud is yellow-brown. The buds are not resinous. |
Leaf Description |
Stout, rigid, incurved and very prickly, about 0.3-0.14 mm in size, 4 sided with 6 stomatic lines on each side of the leaf. |
Flower Description |
Monoecious, staminate orange, pistillate and greenish purple in colour. |
Fruit Description |
An elongated oval shape, 3-6cm in length and 1-3cm in width; brownish in colour. |
Colour Description |
Blue foliage with orange-brown bark. |
Texture Description |
Medium to coarse texture. |
Notable Specimens |
The Gardens of Fanshawe College, Dwarf Conifer Garden, London Ontario. |
Propagation |
Grafted in early January/Febuary in the green house and held untill the spring and summmer months then the cuttings are put outside in the shade or hoop houses for hardening off. |