
Blue Rug Juniper
Blue Rug Juniper (Juniperus horizontalis 'Wiltonii') — An extremely low-growing, spreading evergreen groundcover with striking silvery-blue foliage, perfect for slopes, rock gardens, and erosion control.
Plant Details
- Botanical Name: Juniperus horizontalis 'Wiltonii'
- Mature Size: 4–6 in tall × 6–8 ft wide
- Growth Rate: Slow to moderate
- Bloom Color: Insignificant (grown for foliage)
- Foliage: Evergreen — silvery-blue, slight purple tint in winter
Growing Conditions
- Sunlight: Full sun
- Water Needs: Low — very drought tolerant once established
- Soil: Well-drained; tolerates poor, rocky, and sandy soils
- Hardiness Zones: USDA 3–9
Why Choose Blue Rug Juniper?
- Excellent for hillside erosion control and slopes
- Deer resistant and virtually maintenance-free
- Tolerates heat, cold, drought, and poor soils
- Dense mat suppresses weeds as a living groundcover
Care Tips
Plant in full sun with excellent drainage — avoid wet or waterlogged sites. No pruning needed. Water deeply but infrequently during the first growing season to establish roots. Once established, Blue Rug Juniper thrives on neglect.
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Description
Blue Rug Juniper (Juniperus horizontalis 'Wiltonii') — An extremely low-growing, spreading evergreen groundcover with striking silvery-blue foliage, perfect for slopes, rock gardens, and erosion control.
Plant Details
- Botanical Name: Juniperus horizontalis 'Wiltonii'
- Mature Size: 4–6 in tall × 6–8 ft wide
- Growth Rate: Slow to moderate
- Bloom Color: Insignificant (grown for foliage)
- Foliage: Evergreen — silvery-blue, slight purple tint in winter
Growing Conditions
- Sunlight: Full sun
- Water Needs: Low — very drought tolerant once established
- Soil: Well-drained; tolerates poor, rocky, and sandy soils
- Hardiness Zones: USDA 3–9
Why Choose Blue Rug Juniper?
- Excellent for hillside erosion control and slopes
- Deer resistant and virtually maintenance-free
- Tolerates heat, cold, drought, and poor soils
- Dense mat suppresses weeds as a living groundcover
Care Tips
Plant in full sun with excellent drainage — avoid wet or waterlogged sites. No pruning needed. Water deeply but infrequently during the first growing season to establish roots. Once established, Blue Rug Juniper thrives on neglect.























