Quercus Species, Overcup Oak, Swamp Post Oak, Water White Oak

Quercuslyrata

Family
Fagaceae (fag-AY-see-ee)
Genus
Quercus (KWER-kus)
Species
lyrata (ly-RAY-tuh)
Synonym
Quercus bicolor var. lyrata
Sun Exposure
Sun to Partial Shade
Foliage
Deciduous
Provides Winter Interest
Height
over 40 ft. (12 m)
Spacing
over 40 ft. (12 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)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Pale Yellow
Green
Pale Green
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Trees
Water Requirements
Drought-tolerant; suitable for xeriscaping
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
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information
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:

Atmore, Alabama

Benton, Kentucky

Georgetown, Kentucky

Louisville, Kentucky

Vacherie, Louisiana

Inver Grove Heights, Minnesota

Saucier, Mississippi

Lincoln, Nebraska

Morehead City, North Carolina

Inman, South Carolina

Dickson, Tennessee

Richmond, Texas

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Featured Videos

Gardener's Notes:

1
positive
2
neutrals
0
negative
Sort By:
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E
Atmore, AL (Zone 8b) | September 2007 | positive

Although naturally found on low moist sites, this tree will also perform well on moist upland sites. We have a few of these trees growing...Read More

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

Found almost always mesic, poorly drained sites / wetlands. Here in Florida, it's native range includes mostly the panhandle region.
...Read More

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

This tree grows in wet areas and is often found growing in standing water in forests. The acorn cap almost completely covers the acorn c...Read More

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