Woody > Pinus > Pinus contorta > Pinus contorta var. contorta 'Spaan's Dwarf'
Pinus contorta
var. contorta 'Spaan's Dwarf'
Spaan's Dwarf Shore Pine
Origin: Discovered by nurseryman Jon Spaan near the shores of Longbeach, Washington, United States of America.
Mike's
Opinion
"
'Spaan’s Dwarf' is a very uniquely shaped pine with multi-levelled branching adding visual interest to the landscape.
Michael Pascoe, NDP., ODH., CLT., MSc. (Plant Conservation)
"
| Family |
| Pinaceae |
| Genus |
| Pinus |
| Species |
| contorta |
| Cultivar |
| 'Spaan's Dwarf' |
| Category |
| Woody |
| Type |
| Shrub (evergreen) |
| Variety |
| contorta |
| Pronunciation |
| USDA Hardiness Zone |
| 5 - 8 |
| Canadian Hardiness Zone |
| 4a - 8a |
| RHS Hardiness Zone |
| H4 - H7 |
| Temperature (°C) |
| -29 - (-7) |
| Temperature (°F) |
| -20 - 20 |
| Height |
| 45 - 60 cm |
| Spread |
| 45 - 60 cm |
Photographs
Description and Growing Information
Flowering Period
| General Description |
| Pinus contorta var. contorta 'Spaan's Dwarf' is a compact dwarf shrub with dense, thick branches and dark green needles. |
| Landscape |
| Used as a specimen plant or bonsai because of its unique form. Works well in rock and alpine gardens to lend variety. |
| Cultivation |
| Grow in full sun. Tolerant of poor soil conditions. Ideally, this shrub should be pruned to give the illusion of a natural appearance. |
| Shape |
| Slightly conical with a round crown. |
| Growth |
| Slow |
| ID Characteristic |
| Branches sweep out and up from the stem. Needles are short and slightly curved. Buds are characteristically brown and purple during winter. |
| Pests |
| No known pests. |
| Bark/Stem Description |
| Dark brown with small scales, coarsely textured. |
| Flower/Leaf Bud Description |
| Long, oval-shaped, golden yellow. |
| Leaf Description |
| Needles are 3 - 7 cm long, flat and slightly curved, two per fascicle. |
| Flower Description |
| Male, golden-yellow, full of pollen, forming clusters. |
| Fruit Description |
| Cones are 2 - 5 cm long and oval-shaped, brown turning slightly purple in winter. Some will naturally go to seed at maturity while others may take several years. |
| Colour Description |
| The bark is dark brown, needles are a vibrant, dark green. Springtime flower buds are an intense golden yellow. In the summer, cones are light brown, developing a purple hue in winter. |
| Texture Description |
| Coarse. |
| Notable Specimens |
| The Oregon Garden's Conifer Garden, Silverton, Oregon, United States of America. |
References
Andrews, Maya L. Shrubs Large and Small: Natives and Ornamentals for Midwest Gardens. Indiana: Indiana University Press, 2013.
Bloom, Adrian. Gardening with Conifers. Willowdale, Ontario, Canada: Firefly Books ltd, 2002.
Bitner, Richard L. Conifers for Gardens: An Illustrated Encyclopedia. Portland, Oregon: Timber Press Inc, 2007.
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