Philadelphus, Evergreen Mock Orange 'Flore Plena'

Philadelphusmexicanus

Family
Hydrangeaceae (hy-drain-jee-AY-see-ee)
Genus
Philadelphus (fil-uh-DEL-fuss)
Species
mexicanus (meks-sih-KAY-nus)
Synonym
Philadelphus austromexicanus
Sun Exposure
Sun to Partial Shade
Foliage
Deciduous
Smooth
Height
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
Spacing
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Hardiness
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)
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
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 semi-hardwood cuttings
From hardwood cuttings
From hardwood heel cuttings
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Richmond, California

New Orleans, Louisiana

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Gardener's Notes:

0
positive
2
neutrals
0
negative
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F
Titusville, FL (Zone 9b) | July 2013 | neutral

Planted one of these 6 years ago grows like a weed seems to be happy and pest free but has NEVER bloomed

N
Boston, MA (Zone 6b) | December 2012 | neutral

It's taken a while to get established, even in a container, but I think it's going to be great - maybe a little too hot here in Nola for ...Read More

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