Rhododendron 'Purple Gem'

Rhododendron

Family
Ericaceae (er-ek-AY-see-ee)
Genus
Rhododendron (roh-do-DEN-dron)
Synonym
Spacing
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Hardiness
24-36 in. (60-90 cm)
Sun Exposure
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
Light Shade
Bloom Color
Parts of plant are poisonous if ingested
Bloom Time
Lavender
Foliage
Mid Spring
Other Details
Other details
Evergreen
Seed Collecting
Category
From semi-hardwood cuttings
By simple layering
By stooling or mound layering
Patent Information
Foliage Color
Allow seedheads to dry on plants; remove and collect seeds
Bloom Characteristics
Water Requirements
Where to Grow
Regional

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

Chowchilla, California

Fresno, California

Winnetka, Illinois

Alfred, Maine

Dracut, Massachusetts

Mashpee, Massachusetts

Traverse City, Michigan

Portland, Oregon

Morrisville, Pennsylvania

Wilkes Barre, Pennsylvania

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Gardener's Notes:

1
positive
1
neutral
0
negative
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S
Louisville, KY (Zone 6b) | April 2017 | neutral

Hardy in zones 4-8. I highly doubt the 9b rating here unless it's a very cool Maritime or subtropical highlands. I'm not sure, but I susp...Read More

J
J
Chowchilla, CA | December 2007 | positive

This is a small sprawling rhododendron. I bought mine at wal-mart. the foliage is a dark purple throughout the year (which looks almost b...Read More

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