Yellow Holmstrup American Arborvitae
Scientific Name: Thuja occidentalis ‘Yellow Holmstrup’
Family Name: Cupressaceae
Location on Campus: 46.896833, -96.7985
Description: ‘Yellow Holmstrup’ is a compact, upright evergreen. It is known for its narrow pyramidal form and rich, green, scale-like foliage. ‘Holmstrup’ was first discovered in Holmstrup, Denmark in 1951.
Hardiness: USDA hardiness zones 3 to 7.
Natural Habitat: Eastern North America.
Mature Size: Height: 10’-15’, Spread: 3’-5’
Form (Shape): Narrow pyramidal.
Growth Rate: Slow to medium.
Foliage: Scale-like and aromatic. Yellow-green to green foliage that appears in flattened sprays.
Texture: Medium-fine.
Flowers: Monoecious and terminal.
Fruit: Oblong cones, yellowish when young and turns brown when mature.
Light: Full sun to part shade.
Soil: Can tolerate a wide range of soil, but prefers moist, neutral to alkaline, well-drained loamy soil.
Propagation: Propagation via cuttings from current year’s wood.
Failure Patterns: Failure in the first years after planting can be common due to environmental stressors.
Disease and Insects: Susceptible to bagworm, heart rot, leaf miner, spider mites, and deer browsing.
Landscape Use: Can be used as foundational plant, screens and hedges, specimen plant, or rock gardens.
Availability: Available in trade.
