Cupressus Sempervirens Glauca pencil pine forms a tall dark blue green column of foliage with a compact habit. Ideal along driveways and screening. grows to around 10m tall x 1.0m wide over a 10 year period

Cupressus sempervirens Glauca

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Cupressus sempervirens 'Glauca', commonly known as Blue Italian Cypress, is a tall, narrow evergreen conifer prized for its striking blue-gray foliage and elegant, columnar form. Native to southern Europe and western Asia, this cultivar is valued for its ornamental appeal and adaptability to a wide range of growing conditions in Australian landscapes.

Height and Width

  • Height: Typically grows to a height of 10 to 20 meters or more when mature.
  • Width: Spreads out to a width of about 1 to 2 meters.

Soil Type

  • Soil Preference: Blue Italian Cypress prefers well-drained soil with a sandy or loamy texture. It can tolerate a range of soil pH levels, from slightly acidic to slightly alkaline, but requires good drainage to prevent waterlogging.

Plant Description

  • Foliage: The plant features scale-like leaves that are aromatic and densely arranged along the branches. The foliage is a distinctive blue-gray color, providing year-round color and texture to the landscape.
  • Growth Habit: Blue Italian Cypress has a narrow, columnar growth habit with a straight trunk and densely packed branches. It maintains a formal, upright form without the need for extensive pruning, making it an excellent choice for vertical accents, screens, and windbreaks.

Flower and Fruit Description

  • Flowers: Italian Cypress produces small, inconspicuous flowers in late winter to early spring, but they are not particularly showy or ornamental.
  • Fruit: The plant may produce small, round cones containing seeds, but they are generally inconspicuous and do not contribute significantly to its ornamental value.

Cultivation and Care

  • Watering: Provide regular watering during the establishment period to ensure proper root development. Once established, Blue Italian Cypress is drought-tolerant and requires minimal supplemental watering, except during prolonged dry periods.
  • Sunlight: Prefers full sun to partial shade. It thrives in bright, sunny conditions and can tolerate some shade, but full sun exposure promotes optimal growth and color development of the foliage.
  • Temperature: Italian Cypress is tolerant of a wide range of temperatures and is suitable for growing in most regions of Australia. It can withstand heat, drought, and moderate frost once established.
  • Pruning: Prune as needed to maintain shape, remove dead or diseased branches, and promote airflow within the canopy. Blue Italian Cypress responds well to regular pruning and can be shaped into formal hedges, screens, or topiary specimens.
  • Fertilising: Apply a balanced, slow-release fertiliser formulated for evergreen trees and shrubs in spring to provide essential nutrients for healthy growth.

Additional Notes

  • Pests and Diseases: Blue Italian Cypress is generally resistant to pests and diseases, but it may be susceptible to cypress aphids, spider mites, and fungal diseases such as canker and root rot in certain conditions. Monitor regularly and treat promptly if issues arise.
  • Uses: Ideal for use as a vertical accent, formal hedge, screen, windbreak, or specimen planting in gardens, parks, and landscapes. Blue Italian Cypress provides architectural interest, year-round color, and structural definition to outdoor spaces.