Philadelphus Species, Chinese Mock Orange, Delavay's Mock Orange
Philadelphuspurpurascens

Family: Hydrangeaceae (hy-drain-jee-AY-see-ee)
Genus: Philadelphus (fil-uh-DEL-fuss)
Species: purpurascens (pur-pur-ESS-kenz)

Synonym:Philadelphus delavayi var. calvescens

Category
Shrubs

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Sun to Partial Shade

Foliage
Deciduous

Foliage Color

Height
8-10 ft. (2.4-3 m)

Spacing
8-10 ft. (2.4-3 m)

Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)

Where to Grow

Danger

Bloom Color
White/Near White

Bloom Characteristics
Flowers are fragrant

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer

Other details

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information

Propagation Methods
From softwood cuttings
From hardwood cuttings

Seed Collecting
Allow pods to dry on plant; break open to collect seeds