Globe Blue Spruce

Globe Blue Spruce Care

Picea Pungens 'globosa'

What is the plant

Picea pungens 'Globosa' is possibly the best known and most popular of dwarf Colorado blue spruces. Its branching is short and dense and its needles are sickle shaped with stunning silvery blue color. Many similar compact dwarf, globose clones exist. In fact 'Globosa' is virtually indistinguishable from Picea pungens 'Montgomery.'

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Humidity

Normal

Lighting

Full Sun

Temperature

16°C - 26°C

Hardiness zone

2 - 7

Difficulty

Easy

How to Care for the Plant

Water
In general, a tree needs 1 quart of water per day per inch of trunk diameter. For a 4-inch trunk, use a tree stand that holds a minimum of 4 quarts (1 gallon) of water.
Fertilizer
Spruce trees do not have very high phosphorous needs and benefit most form an acidic fertilizer designed for evergreens or a high-nitrogen fertilizer with a formula like 12-6-4 or 10-8-6. Organic fertilizer options include compost, fish emulsion, cottonseed meal and alfalfa meal.
Sunlight
Best grown in full sun to part shade.

Disease diagnosis

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Soil
These trees grow wild in forests, especially at higher elevations, where they often have to contend with rocky soil and other adverse conditions. The ideal soil is a loose loam or sandy loam. Blue spruce can tolerate clay, but heavy clay soils can sometimes cause drainage issues.
Temperature
Hardy to Zone 4, Serbian spruce grows well in full sun to partial shade on sites protected from winter wind.
Popularity
61 people already have this plant 22 people have added this plant to their wishlists