Thuja occidentalis 'Emerald Green' Double Spiral is a striking, sculptured evergreen that combines the refined form of 'Emerald Green' arborvitae with expert topiary artistry. This cultivar features tightly-pyramidal bright green foliage and is carefully trained into an elegant double spiral shape, making it perfect for formal gardens, patios, or entryways. Its dense foliage retains its vibrant color year-round, offering a low-maintenance option for adding structure and visual appeal to landscapes.

- Light: Full sun to partial shade
- Water need: Moderate; avoid prolonged drought
- Growth rate: Slow to moderate
- Mature size (HxW): Up to 7-9 ft tall (when trained), 2-3 ft wide
- Habit: Dense, columnar with spiral form
- Bloom/interest: Evergreen foliage; eye-catching topiary design
- Hardiness zone: 3–7
- Soil tolerance: Well-drained soil, adaptable to loams and sandy soils
- Drought/heat tolerance: Moderate once established