Oxydendrum Species, Lily of the Valley Tree, Sourwood, Sorrel Tree

Oxydendrumarboreum

Family
Ericaceae (er-ek-AY-see-ee)
Genus
Oxydendrum (oks-ee-DEN-drum)
Species
arboreum (ar-BOR-ee-um)
Synonym
Andromeda arborea
Lyonia arborea
Sun Exposure
Sun to Partial Shade
Foliage
Deciduous
Height
20-30 ft. (6-9 m)
Spacing
20-30 ft. (6-9 m)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
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
N/A
Bloom Color
White/Near White
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Trees
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information
Non-patented
Propagation Methods
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Regional

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

Prescott, Arizona

Tallahassee, Florida

Barnesville, Georgia

Bremen, Georgia

Savannah, Georgia

Chicago, Illinois

Winnetka, Illinois

Des Moines, Iowa

Clermont, Kentucky

Georgetown, Kentucky

Louisville, Kentucky

Zachary, Louisiana

Roslindale, Massachusetts

Grand Rapids, Michigan

Wyoming, Michigan

Panama, New York

Pittsford, New York

Sloatsburg, New York

Fuquay Varina, North Carolina

Hickory, North Carolina

Lake Toxaway, North Carolina

Winston Salem, North Carolina

Cheshire, Oregon

Dayton, Oregon(2 reports)

Lansdowne, Pennsylvania

Morrisville, Pennsylvania

West Chester, Pennsylvania

Wilkes Barre, Pennsylvania

Wynnewood, Pennsylvania

Bristol, Rhode Island

Conway, South Carolina

Christiana, Tennessee

Morrison, Tennessee

Hamilton, Texas

Bellingham, Washington

Concrete, Washington

Lake Stevens, Washington

Seattle, Washington

show all

Featured Videos

Gardener's Notes:

8
positives
3
neutrals
1
negative
Sort By:
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B
Concrete, WA | May 2014 | positive

I don't agree this tree needs consistently moist soil. It's a tough and beautiful little tree.....even without the gorgeous fall color. ...Read More

C
ROSLINDALE, MA | February 2014 | positive

One of my favorite small ornamental trees. Fragrant summer flowers, long-lasting red fall color, picturesque winter architecture---the se...Read More

B
| October 2009 | positive

i bought a house in yardley, PA 3 years back, and have been trying to find out what is the name of a 50 foot tree in the front yard. Af...Read More

T
Greenwood Lake, NY (Zone 6a) | July 2008 | positive

I LOVE this tree, which I discovered as a crimson "what-the-heck-is-that???" one Sunday last autumn, tucked away alongside a busy road. ...Read More

P
Winnetka, IL | June 2008 | positive

My Oxydendrum scared me silly this spring. Its branches looked scorched, literally as if someone had taken a match to them. Lo and beho...Read More

S
| December 2007 | positive

I am in zone 5B and have two--doing well for the last five years. The one in partial shade is about two-thirds of the size of the one in...Read More

M
Stewartstown, PA (Zone 6b) | May 2007 | negative

I tried two of these in my backyard (clay/rocky soil) as they were said to grow in my area (Zone 6b) as its northermost range. They are b...Read More

T
Now in Orlando, FL (Zone 9b) | December 2004 | neutral

Listed as a good fall/winter color plant for Florida through zone 9b. Native range is the extreme western pan handle of the state though....Read More

W
Lake Toxaway, NC (Zone 7a) | July 2003 | positive

I love this tree. The flat sprays of blossoms are small and urn-shaped, but beautiful and the calyx stays on so long, it appears to still...Read More

S
Oklahoma City, OK (Zone 7a) | July 2002 | neutral

Very nice ornamental tree but does not do well in environments with much pollution.

D
D
(Zone 5b) | July 2002 | positive

This slight but showy tree is found all over the southern Appalachians. The flowers do resemble Lily of the Valley and the bees love them...Read More

M
M
Ewing, KY (Zone 6a) | September 2001 | neutral

This is a slow growing(often twisted)deciduous tree,that grows from 25 to 30 feet in height and has a 20 foot spread.Can be grown in sun ...Read More

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