Pseudotsuga menziesii
'Fastigiata'
Fastigiata Douglas Fir, Green Douglas Fir
"
A much seldom seen plant in common cultivation and one which I would like to see more of.
"
Family |
Pinaceae |
Genus |
Pseudotsuga |
Species |
menziesii |
Cultivar |
'Fastigiata' |
Category |
Woody |
Type |
Tree (evergreen) |
USDA Hardiness Zone |
7 |
Canadian Hardiness Zone |
6-6b |
RHS Hardiness Zone |
H7 |
Temperature (°C) |
-18 - (-12) |
Temperature (°F) |
0 - 10 |
Height |
100 m |
General Description |
A very tall, evergreen coniferous tree with a dense, conic crown, strongly aromatic shoots and bright green leaves that have dull white stomatal bands beneath. |
Landscape |
Specimen tree for parks or large gardens. |
Cultivation |
Grow in full sun in moisture retentive soil. |
Shape |
Dense, conic crowns. |
Growth |
Medium |
Pests |
Adelges cooleyi may cause unsightly white fluffs of wax, but doesn't affect the health of the tree. |
Habitat |
Horticultural origin. |
Bark/Stem Description |
Young trees have thin, green-brown bark with resin blisters. As the tree ages, the bark changes colour to purple, finally becoming red-brown, much thicker, corky, and deeply fissured. Branches are usually level or gently downswept with drooping branchlets. The shoots are very aromatic, green-brown and thinly pubescent. |
Leaf Description |
Leaves to 1.5-3 cm in length, bright green above with two dull stomatal bands beneath and a blunt, rounded apex. |
Flower Description |
Green, cylindrical cone to 6-11.5 x 2 cm that opens to x 4 cm and changes colour to a pale brown. The scales are thinly woody, to 2.5 cm in width, and are evenly sized along the entire cone. |
Fruit Description |
Seed is up to 7 mm in length, with a wing to 11 mm. |
Propagation |
Propagate by grafting (although obtaining a lead shoot can be difficult). |