Annual China Pink/Sweet William (Dianthus chinensis / Dianthus barbatus)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Annual

Annual China Pink/Sweet William
Dianthus chinensis / Dianthus barbatus

Dianthus 'Ideal Violet'
Dianthus 'Ideal Violet'
 
Features
A good annual to include in the early spring and fall garden as they prefer cooler temperatures. Many good hybrids now available to help with the weather tolerance. Taller varieties good as cut flowers. Under some conditions and with light protection, they may be perennial.
 
 
Culture
Full sun to very light shade. Provide some shelter for the very hottest sun. Well drained, organic soils. Deadheading helps to prolong bloom. 
 
Cultivars
  • 'Telstar' series
  • 'First Love' 18"-24" pink flowers
  • 'Dynasty' Series (tall)
  • 'Raspberry Parfait' 6"-12" crimson bicolor flowers
  • 'Strawberry Parfait' 6"-12" pink bicolor flowers
  • Bouquet Series 18-24" purple, crimson flowers
 
 
Mature Height
6-18 Inches
 
Size
Small
Medium
 
 
Annual Hardiness Type
Hardy Annual
 
 
Bloom Color
Bi-color
Pink
Red
White
 
 
Bloom Season
May - October
 
Soil Conditions
Moist, Well-Drained
 
 
Exposure/Light Requirements
Full Sun
Partial Sun/Shade
 
 
Pests and Problems
 
Additional Notes
Leave a few seed heads to allow the plant to self-sow and return next season. Good drainage is critical in growing dianthus so as to avoid root and stem problems.

 

 
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