Willow Oak

Quercusphellos

Family
Fagaceae (fag-AY-see-ee)
Genus
Quercus (KWER-kus)
Species
phellos (FEL-ohs)
Synonym
Sun Exposure
Full Sun
Foliage
Deciduous
Height
over 40 ft. (12 m)
Spacing
over 40 ft. (12 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)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Green
Bloom Time
Mid Spring
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
4.5 or below (very acidic)
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
Properly cleaned, seed can be successfully stored
Regional

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

New Market, Alabama

Pelham, Alabama

Rehoboth Beach, Delaware

Jacksonville, Florida

Keystone Heights, Florida

Winter Haven, Florida

Marietta, Georgia(2 reports)

Monroe, Georgia

Rome, Georgia

Roswell, Georgia

Moscow, Idaho

Hanna City, Illinois

Benton, Kentucky

Clermont, Kentucky

Georgetown, Kentucky

Lexington, Kentucky

Louisville, Kentucky

Versailles, Kentucky

Baton Rouge, Louisiana

New Orleans, Louisiana(2 reports)

Vacherie, Louisiana

Annapolis, Maryland(2 reports)

Silver Spring, Maryland

Valley Lee, Maryland

Roslindale, Massachusetts

Ridgeland, Mississippi

Maryville, Missouri

Kinston, North Carolina

Raleigh, North Carolina

Cincinnati, Ohio

Altoona, Pennsylvania

Blairsville, Pennsylvania

Downingtown, Pennsylvania

Summerville, South Carolina

Townville, South Carolina

Christiana, Tennessee

Dickson, Tennessee

Knoxville, Tennessee

Memphis, Tennessee

Richmond, Texas

Gordonsville, Virginia

Richmond, Virginia

Rocky Mount, Virginia

South Boston, Virginia

Spokane, Washington

show all

Featured Videos

Gardener's Notes:

9
positives
4
neutrals
2
negatives
Sort By:
Sort By:
B
Gordonsville, VA (Zone 7a) | October 2021 | positive

These grow wild in our area, but I usually see them planted as a landscaping tree in towns and suburbs because of their finely branched, ...Read More

T
Blairsville, PA | February 2015 | positive

A majestic tree when given the room to grow. Exhibits a large, spreading crown when mature. Had planted three Willow Oak on a floodplain...Read More

C
ROSLINDALE, MA | March 2014 | positive

Called willow oak or southern pin oak.

An excellent shade tree, the best oak for the southeastern US Z7-9. Reaches 60' or ...Read More

R
Downingtown, PA | December 2013 | positive

It is a handsome shade tree native to much of the South into the Mid-Atlantic of the USA. Grows about 1.5 ft/yr and should live about 200...Read More

G
Kingman, KS (Zone 6b) | January 2011 | neutral

A beautiful oak tree that grows fast; what more could you want? I prefer this one over the sawtooth oak. I agree with another person's ...Read More

K
Christiana, TN (Zone 6b) | January 2010 | positive

My favorite of all oaks. Beautiful yellow fall color. I love the leaf-fall but then I'm not crazy about grass. Even though I have more than I want.

R
Knoxville, TN | November 2009 | positive

Probably the most popular street tree in Tennessee. Common in wet areas and lowlands of the TN valley.

C
Silver Spring, MD | July 2009 | negative

I hate this tree more than any other I have ever grown. I had a mature specimen cut down because I didn't want to spend all my waking hou...Read More

L
Jeffersonville, IN (Zone 6a) | October 2008 | negative

Drops twigs all the time. A real mess for a yard tree. Yes, it grows fast, provides wonderful shade, and has a lovely shape. Those qualit...Read More

R
R
Owings, MD | May 2006 | positive

Annapolis Maryland has these planted everywhere, some quite large specimens, at the Treasury Building and a very ancient one in St Annes ...Read More

B
Saint Charles, MO | April 2006 | positive

Response to RaisedBedBod: Why would you even need to rake the leaves? They are small enough to simply mulch with mower. And what leave...Read More

R
Walkerton, VA (Zone 7a) | January 2006 | neutral

This oak is bullet proof in my area; however, the leaves are hard to rake up, love gutters and seem to drop for months. I'd reserve this ...Read More

B
Irving, TX (Zone 8a) | May 2005 | neutral

In soils that can provide the nutrition necessary this tree does great in. One of the most spectacular plantings I have seen was alongsi...Read More

S
Townville, SC | September 2003 | positive

Grow very quickly-fastest of all the oaks.

M
M
Ewing, KY (Zone 6a) | September 2002 | neutral

This tree is a source of lumber and pulp.Attracts wildlife that come to feed on the acorns. It has the smallest acorns of any of the oak...Read More

Featured
Large Milkweed Bugs
(Oncopeltus fasciatus)
Australasian Swamphen
(Porphyrio melanotus)
Featured
Large Milkweed Bugs
(Oncopeltus fasciatus)
Australasian Swamphen
(Porphyrio melanotus)