Lemoine Mockorange (Philadelphus x lemoinei)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Shrub

Lemoine Mockorange
Philadelphus x lemoinei

 
Features
Fragrant white flowers in spring. 
 
Culture
Full sun to partial shade; moist, well-drained soils are best; tolerates alkaline soil. 
 
Cultivars
  • 'Innocence' - Single flowers, very fragrant.
  • 'Manteau d'Hermine' - Double flowers, fragrant, plant only 3-4 feet tall.
 
 
Mature Height
4-8 Feet
 
Size
Small
Medium
 
 
Mature Width
4-8 Feet
 
Mature Form
Rounded with arching branches 
 
Native To:
Of hybrid origin 
 
USDA Hardiness Zone
5 - 8 
 
Soil Conditions
Moist, Well-Drained
 
 
Tolerance
Alkaline Soil
Wind
 
 
Exposure/Light Requirements
Full Sun
Partial Sun/Shade
 
 
Uses
Border
Screen
Specimen
 
 
Foliage Color
Green
 
 
Fall Foliage Color
Green
 
 
Pests and Problems

Environmental Damage

Fungal Disease


Additional pests and problems that may affect this plant:

Leaf spot, powdery mildew, and aphids are possible, but seldom serious.
 
Additional Notes
Annual pruning is needed to keep the plant in good shape.

 

 
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