Thuja 'Green Giant' (Arborvitae)
Green Giant Arborvitae, Thuja plicata x standishii 'Green Giant'
Tall and narrow, Thuja standishii × plicata ‘Green Giant’ (Arborvitae) is a majestic, evergreen tree of conical to pyramidal habit with sprays of rich glossy green foliage year-round. Fast-growing, up to 5 ft. per year (150 cm), it is regarded as a disease-free substitute for Leland cypress. Forming a majestic exclamation point in the landscape, it is excellent as a specimen plant and for screens or hedges.
- Grows up to 40-60 ft. tall (12-18 m) and 12-18 ft. wide (3.5-5.5 m). Can be kept more compact by pruning.
- A full sun lover, this plant is easily grown in moist, fertile, well-drained soils. Usually appreciates some light afternoon shade in hot summer climates. Thrives in cool summer climates. Intolerant of dry conditions. Protect from drying winds especially when young.
- Perfect as specimen plant or hedges and screens.
- No serious insect or disease problems. May be affected by scale insects, conifer aphids and coryneum canker.
- Low maintenance, no pruning required, unless grown as a hedge
- Propagate by semi-hardwood cuttings
- Native to the Pacific Northwest
Arborvitae is one of the most versatile, easy-to-grow evergreens suited to cold northern landscapes. Perfect as specimen plants, hedges, foundation plantings and windbreaks, these attractive shrubs require hardly any maintenance while contributing beautifully to our landscapes.
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Requirements
Hardiness | 5
– 8 |
---|---|
Heat Zones | 6
– 8 |
Climate Zones | 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A3 |
Plant Type | Conifers, Trees |
Plant Family | Thuja |
Exposure | Full Sun |
Season of Interest |
Spring (Early,Mid,Late) Summer (Early,Mid,Late) Fall Winter |
Height | 40' – 60' (12m – 18m) |
Spread | 12' – 18' (3.6m – 5.4m) |
Spacing | 60" – 72" (150cm – 180cm) |
Water Needs | Average |
Maintenance | Low |
Soil Type | Chalk, Clay, Loam, Sand |
Soil pH | Acid, Alkaline, Neutral |
Soil Drainage | Moist but Well-Drained, Well-Drained |
Characteristics | Showy, Evergreen |
Attracts | Birds |
Garden Uses | Beds and Borders, Hedges and Screens |
Garden Styles | City and Courtyard, Informal and Cottage, Traditional Garden |
Photo courtesy of Missouri Botanical Garden
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
Requirements
Hardiness | 5
– 8 |
---|---|
Heat Zones | 6
– 8 |
Climate Zones | 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A3 |
Plant Type | Conifers, Trees |
Plant Family | Thuja |
Exposure | Full Sun |
Season of Interest |
Spring (Early,Mid,Late) Summer (Early,Mid,Late) Fall Winter |
Height | 40' – 60' (12m – 18m) |
Spread | 12' – 18' (3.6m – 5.4m) |
Spacing | 60" – 72" (150cm – 180cm) |
Water Needs | Average |
Maintenance | Low |
Soil Type | Chalk, Clay, Loam, Sand |
Soil pH | Acid, Alkaline, Neutral |
Soil Drainage | Moist but Well-Drained, Well-Drained |
Characteristics | Showy, Evergreen |
Attracts | Birds |
Garden Uses | Beds and Borders, Hedges and Screens |
Garden Styles | City and Courtyard, Informal and Cottage, Traditional Garden |