Plant field guide
Boxwood (Dee Runk)
A fastigiate (columnar) boxwood that grows narrow and upright, reaching 6-8 feet tall but only 1.5-2 feet wide. Perfect for tight spaces needing vertical interest. Dark green, fine-textured foliage year-round.
Growing requirements
- Scientific name
- Buxus sempervirens 'Dee Runk'
- Sun
- partial shade
- Water
- moderate
- Height
- 48 in (122 cm) – 96 in (244 cm)
- Spread
- 18 in (46 cm) – 24 in (61 cm)
- Spacing
- Not recorded
- Hardiness zones & minimum temperature
- USDA 6–8; average annual extreme minimum from -10°F (-23.3°C). Hardiness does not predict local frost dates.
- Difficulty
- easy
Planting & seasonal timing
Northern Hemisphere planting months: not yet verified in our database.
Northern Hemisphere pruning months: June, July.
For the Southern Hemisphere, these seasonal windows shift approximately six months. Check your local frost forecast, soil temperature, and species requirements; calendar months are not a guarantee of planting safety.
Ideal substitute for Italian Cypress in cooler climates. Maintain the natural columnar shape with minimal pruning. Protect from heavy snow loads that can splay branches.
Pruning
Light shearing to maintain columnar form. Tie branches if splayed by snow.
Fertilizer
Balanced evergreen fertilizer
Early spring
Mulch
2-3 inches of organic mulch.