Bigleaf Hydrangea, French Hydrangea, Mophead 'Pia'

Hydrangeamacrophylla

Family
Hydrangeaceae (hy-drain-jee-AY-see-ee)
Genus
Hydrangea (hy-DRAIN-juh)
Species
macrophylla (mak-roh-FIL-uh)
Synonym
Spacing
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
Hardiness
15-18 in. (38-45 cm)
Sun Exposure
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)
Danger
Sun to Partial Shade
Bloom Color
Parts of plant are poisonous if ingested
Bloom Time
Magenta (pink-purple)
Red
Foliage
Mid Summer
Late Summer/Early Fall
Other Details
Other details
Deciduous
Propagation Methods
Seed Collecting
By dividing the rootball
From softwood cuttings
From semi-hardwood cuttings
Soil pH requirements
Patent Information
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Shrubs
Regional

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

Mentone, Alabama

Fairfield, Connecticut

Trumbull, Connecticut

Gainesville, Georgia

Louisville, Kentucky

Dracut, Massachusetts

Southold, New York

Chapel Hill, North Carolina

Gresham, Oregon

Philadelphia, Pennsylvania

Memphis, Tennessee

Rockwood, Tennessee

Houston, Texas

Vancouver, Washington

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Gardener's Notes:

2
positives
1
neutral
0
negative
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H
Memphis, TN | April 2009 | positive

Bought this hydrangea two years ago and put it in a pot on my deck (part shade) using regular potting soil. It was covered with beautifu...Read More

L
Ithaca, NY (Zone 5b) | December 2004 | positive

Information from both "Hydrangeas for American Gardens," by Michael A. Dirr (2004) and "Encyclopedia of Hydrangeas" C.J. and D.M. Van Gel...Read More

L
Grove City, OH (Zone 6a) | January 2003 | neutral

'Pia' is a dwarf; it would be very suitable in a pocket garden or in a container.

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