Sweet Pea, Perennial (Lathyrus latifolius)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Vine

Sweet Pea, Perennial
Lathyrus latifolius

Flowers of Perennial Sweet Pea
Flowers of Perennial Sweet Pea
 
Features
Pea-type flowers (not fragrant) in summer. 
 
Culture
Full sun and moist, well-drained soil. 
 
Cultivars
  • 'Pink Pearl' has pink flowers.
  • 'Red Pearl' has red flowers.
  • 'White Pearl' has white flowers.
 
 
Mature Height
4-8 Feet
 
USDA Hardiness Zone
4 - 7 
 
Bloom Color
Pink
Purple
Red
White
 
 
Bloom Season
June - July
 
Soil Conditions
Moist, Well-Drained
 
 
Exposure/Light Requirements
Full Sun
 
 
Method of Attachment
Tendrils
 
 
Foliage Color
Green
 
 
Fall Foliage Color
Green
 
 
Pests and Problems
 
Additional Notes

This vine isa herbaceous perennial.

 

 
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