Juniperus scopulorum 'Skyrocket' (26/12/2011, Belkovice, Czech Republic)
Position: Full sun to partial shade
Flowering period: early spring
Soil: well-drained, light
Eventual Height: 5m
Eventual Spread: 0.6m
Hardiness: 3a – 8b
Family: Cupressaceae
Juniperus scopulorum ‘Skyrocket’ is a slow growing, columnar, evergreen shrub/ small tree. The light blue/ green leaves are needle like and, 5-10mm long and are pressed tight against the branches. The foliage is slightly brighter in late spring. This plant is dioecious. The pollen cones are produced in early spring and are up to 4mm long. The seed cones are dark blue, berry like and are up to 1cm in diameter.
Juniperus scopulorum ‘Skyrocket’ is commonly known as the Rock Mountain Juniper. It is synonymus with Juniperus virginiana ‘Skyrocket’. The species Juniperus scopulorum is native to western North America and parts of Canada. Due to this plant being susceptible to apple rust this variety is being replace with Juniperus virginiana ’Blue Arrow’ in the nurseries.
The etymological root of the binomial name Juniperus is derived from the old Latin name for the Juniper plant. Scopulorum is dreived from the Latin scopulus ‘rock’ or ‘boulder’, in reference to this plants native growing habitat.
Juniperus scopulorum 'Skyrocket' detail (26/12/2011, Belkovice, Czech Republic)
The landscape architect may find Juniperus scopulorum ‘Skyrocket’ useful as dramatic vertical evergreen accent plants. It is tolerant of urban pollution. It is particularly tolerant of hot sunny sites.
Ecologically J. scopulorum ‘Skyrocket’ is attractive to birds.
J. scopulorum ‘Skyrocket’ prefers a fertile, well-drained light soil. It will tolerate most pH of soil. It will not tolerate water logging.
J. scopulorum ‘Skyrocket’ requires little maintenance. It may be pruned in spring and autumn to remove any non vertical branches to maintain its columnar habit.
