Soapwort, Rock (Saponaria ocymoides)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers


Soapwort, Rock
Saponaria ocymoides

Rock Soapwort in flower
Rock Soapwort in flower
Numerous, small pink flowers in late spring and early summer. Plants may bloom spordically throughout the season. 
Full sun and well drained soil. 
  • 'Alba'- white flowers.
  • 'Rosea'- bright pink flowers.
  • 'Splendens'- larger, depp rose colored flowers.
Mature Height
4-8 Inches
USDA Hardiness Zone
3 - 7 
Bloom Color
Bloom Season
May - July
Soil Conditions
Moist, Well-Drained
Exposure/Light Requirements
Full Sun
Foliage Color
Pests and Problems

Environmental Damage

Additional Notes


Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic