Quercus p. 'Green Pillar'® PP9093, commonly known as Columnar Pin Oak, is a distinctive oak variety prized for its vertical growth pattern, making it an excellent choice for narrow spaces or formal landscaping. Its lustrous, deep green foliage turns strikingly red in the fall, adding seasonal interest. This cultivar is both strong and adaptable, thriving in urban environments and resistant to typical oak problems like mildew. Ideal for streetscapes, screens, or focal points, it requires low maintenance and offers a bold architectural presence in the landscape.

- Light: Full sun
- Water need: Moderate
- Growth rate: Moderate
- Mature size (HxW): 40–45' x 12–15'
- Habit: Columnar, upright
- Bloom/interest: Red fall foliage and textured bark
- Hardiness zone: 4–7
- Soil tolerance: Wide range, prefers well-drained but slightly acidic soils
- Drought/heat tolerance: Moderate