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Blue Star Juniper
Juniperus squamata 'Blue Star'
Attractive sparkling blue foliage on dense, spreading branches. Creates a colorful contrast to purple and green foliage plants. Use in a rock garden or as a low border plant. Ideal for mass plantings in minimal-care landscapes. Evergreen.
Min. USDA Hardiness Zone:
Grow in average, medium moisture, well-drained soils in full sun. Adapts to a wide range of soils, including dry soil. Performs well in dryish, sandy soils with good drainage
Med - Lg Shrub (usually >3' and never < 1.5')
It is native to mountainous areas from Afghanistan to China and Taiwan.
Western state native:
Silver-blue leaves awl-shaped, 6-10 mm long, over-lapping, densely arranged, in whorls of 3, steel-blue, conspicuous white stripe.
Predominant flower color:
Fall Color Description:
Winter Interest Description:
This icy-blue evergreen is a good contrast to other evergreens. Needles may have a bronze or purple cast during cold months
Species native to Afghanistan, Himalayas, western China. ?Blue Star? originated as a witches' broom on ?Meyeri? in Holland, introduced in 1964.
Used by Wildlife:
Got overly dry after transplantation; watch
Prune in spring before new grown starts When pruning, only cut into healthy wood, trimming back to a branch that is pointing in the direction you want the shrub to grow. You may need to thin "Blue Star," which is a densely growing plant.
Long Term Care:
Occasional insect pests include aphids, bagworms, twig borers, webworms and scale. Watch for spider mites.
Root rot may occur, particularly in wet, poorly drained soils.
Junipers are generally susceptible to blights (dieback of stem tips), particularly in unusually rainy/wet springs. Phomopsis twig blight is of particular concern. Cedar-apple and related ru
No serious problems
Foliage may discolor in winter.
OSU Landscape Profile:
LBJ Native Plant Database:
Missouri Botanical Garden Database:
Alternate Source 1:
Alternate Source 2:
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