Phlox subulata ‘Blue Emerald’ – Carpet of Blue-Violet Spring Color
Phlox subulata ‘Blue Emerald’ creates a stunning spring display with masses of soft blue-violet flowers. Its dense, evergreen foliage forms a lush carpet, perfect for filling spaces in rock gardens, slopes, and borders.
Thriving in sunny, well-drained areas, this variety is both low-maintenance and drought-tolerant once established.
- Soft blue-violet blooms in spring
- Evergreen, needle-like foliage
- Great for rock gardens, slopes, and groundcover
- Mature Size: 4–6 in. tall, 12–18 in. wide
- ☀️ Full Sun
Note: Prefers well-drained soil and benefits from light shearing after flowering to maintain shape.
Growing Zones: 3–9 outdoors

| Mature Height: | 4–6 in. |
| Mature Width: | 12–18 in. |
| Sunlight: | Full Sun |
| Botanical Name: | Phlox subulata 'Blue Emerald' |
| Growth Rate: | Moderate |
| Bloom Time: | Spring |
| Type: | Evergreen Groundcover Perennial |
FAQ's
Will Phlox subulata 'Blue Emerald' stay green all year?
Yes, it maintains evergreen foliage in most climates.
How tall does it grow?
It grows 4–6 inches tall and spreads 12–18 inches wide.
Is it drought tolerant?
Yes, once established, it tolerates dry conditions well.
When does it bloom?
It blooms in spring, producing a carpet of blue-violet flowers.
Where does it grow best?
In sunny, well-drained locations like slopes, rock gardens, and borders.