Juniper, Creeping (Juniperus horizontalis)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Groundcover

Juniper, Creeping
Juniperus horizontalis

Creeping Juniper, cultivar 'Bar Harbor'
Creeping Juniper, cultivar 'Bar Harbor'
 
Features
Evergreen foliage. On some cultivars, foliage wll turn purple in winter. 
 
Culture
Full sun. Tolerant of dry soils and poor soils. 
 
Cultivars

Several cultivars available including:

  • 'Bar Harbor'- steel blue foliage in summer, turns purplish in winter; 10 inches tall.
  • 'Blue Chip'- blue foliage; 10-12 inches tall.
  • 'Douglasii'- blue green foliage turns silvery purple in winter; less prone to Phomopsis twig blight.
  • 'Emerald Spreader'- green foliage; very low-growing (mat-like).
  • 'Mother Lode'- bright yellow foliage which turns yellow orange in fall and purplish in winter.
  • 'Wiltonii'- Silvery blue foliage, with a hint of purple in winter; very low growing and mat -like.
 
 
Mature Height
12-18 Inches
 
USDA Hardiness Zone
3 - 8 
 
Bloom Color
Not of Interest
 
 
Bloom Season
-
 
Soil Conditions
Dry
Moist, Well-Drained
 
 
Exposure/Light Requirements
Full Sun
 
 
Foliage Color
Green
Yellow
 
 
Pests and Problems

Environmental Damage

Fungal Disease


Additional pests and problems that may affect this plant:

Phomopsis tip blight is a common problem. Spider mites are also a problem occasionally.
 
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