Juniperus virginiana
'Grey Owl'
Grey Owl Juniper, Grey Owl Eastern Red Cedar
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This shrub requires little maintenance, is drought tolerant, susceptible to few pests, and adds colour to our landscape throughout the year. An old standby of a plant!
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Family |
Cupressaceae |
Genus |
Juniperus |
Species |
virginiana |
Cultivar |
'Grey Owl' |
Category |
Woody |
Type |
Shrub (evergreen) |
Pronunciation |
USDA Hardiness Zone |
2 - 9 |
Canadian Hardiness Zone |
0a |
RHS Hardiness Zone |
H3 - H7 |
Temperature (°C) |
-46 - 2 |
Temperature (°F) |
-50 - 30 |
Height |
65 - 75 cm |
Spread |
120 - 200 cm |
General Description |
Small sized, dense spreading shrub. Typically used as a solitary ornamental specimen. |
Cultivation |
Grow in full or partial sun. Maintenance is low; pruning is not recommended, and they are tolerant of many conditions such as drought, pollution, salt, and is adaptable to many soil pH types. |
Shape |
Low, horizontal and spreading. |
Growth |
Medium |
ID Characteristic |
Foliage may develop a silvery grey colour, and females will produce abundant bluish cones. Graceful horizontal spreading form. |
Pests |
This cultivar is resistant to Phomopsis, but does exhibit symptoms of tip dieback. |
Habitat |
Horticultural origin. |
Bark/Stem Description |
Reddish-brown bark, exfoliates in strips from sharp, spiky, scale-like extrusions. |
Flower/Leaf Bud Description |
Small bud, 2-5 mm, light brown, scale-like arrangement, shows annual growth. |
Leaf Description |
Feather-like arrangement of alternately facing branchlets, 2-7 cm long, both scale and awl-like appearance. Depression on back side of needles, 2 - 5 mm long, where silver/blue colour is especially visible. Emits cedar like aroma when crushed. |
Fruit Description |
Females produce abundant small 1.5 cm, bluish cones. |
Colour Description |
Silvery-grey foliage with reddish-brown bark and bluish cones. |
Texture Description |
Thick, dense textured shrub, which has overlapping branches of soft, but prickly branchlets. |
Notable Specimens |
Rayner Gardens, London, Ontario, Canada. The Gardens of Fanshawe College, London, Ontario, Canada. |