Rock on Blue Rock Cress

Rock on Blue Rock Cress

Aubrieta gracilis 'Rock on Blue'

This spreading perennial bears purple flowers in spring.

  • Purple flowers are produced in spring, providing colour through the bloom season.
  • Spreading clump, reaching 10 cm at maturity; divide every three to four years to maintain vigour.
  • Best in full sun to partial shade to full shade with average, dry, well-drained soil.
Size
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Plant Characteristics

Sunlight
Full sun, Partial shade, Shade
Soil Moisture
Well-drained, Dry, Average
Drought Tolerant
✓
Hardiness Zone
3 – 3
Mature Height (meters)
0.05 – 0.1
Mature Spread (meters)
0.4 – 0.6
Growth Rate
Medium
Flower Colour
Purple
Foliage Colour
Green
Bloom Time
Spring
Habit
Spreading
Deer Resistant
✓
Rabbit Resistant
✓
Pollinator Friendly
✓
Landscape Uses
Border, Rock garden
Growing & Maintenance Tips
Thrives in a gritty, well-drained soil with average to dry conditions. Prune plants back after flowering to maintain shape.

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