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Quercus nigra
Quercus nigra
Quercus nigra
Quercus nigra

Quercus nigra

TAXONOMY

FamilyFagaceae
GenusQuercus
Zone6

ABOUT

Quercus nigra, commonly known as the Water Oak, is a species of oak native to the southeastern United States. It is a deciduous tree that can grow up to 30 meters tall. The Water Oak is known for its adaptability to various soil types and its rapid growth. It typically has a rounded crown and produces acorns that serve as food for wildlife. This tree is often found in lowland areas and along streams and rivers.

ALSO KNOWN AS

Possum Oak
Roble De Agua
Roble Negro
Southern Live Oak
Water Oak
Quercus agnostifolia
Quercus aquatica
Quercus aquatica var. attenuata
Quercus aquatica var. cuneata
Quercus aquatica var. dentata
Quercus aquatica var. elongata
Quercus aquatica var. hybrida
Quercus aquatica var. indivisa
Quercus aquatica var. nana
Quercus aquatica var. stipitata
Quercus bumelifolia
Quercus dentata
Quercus genabii
Quercus hemisphaerica var. nana
Quercus ×ludoviciana var. microcarpa
Quercus marylandica
Quercus microcarya
Quercus nana
Quercus nigra f. microcarya
Quercus nigra f. nigra
Quercus nigra f. plenocarpa
Quercus nigra f. saxicola
Quercus nigra f. tridentifera
Quercus nigra var. aquatica
Quercus nigra var. heterophylla
Quercus nigra var. megacarpa
Quercus nigra var. microcarya
Quercus nigra var. nigra
Quercus nigra var. plenocarpa
Quercus nigra var. saxicola
Quercus nigra var. tridentata
Quercus nigra var. tridentifera
Quercus noviorleani
Quercus novi-orleani
Quercus phellos var. microcarpa
Quercus quinqueloba
Quercus subfalcata var. microcarpa
Quercus uliginosa

OVERVIEW

WaterMoist
SoilLoamy
LightDirect Bright (6 Hours)
Temperature20° C
Humidity60%
Dormancy3 Months
pH6
Pressure1,013 mbar

DETAILS

Care Instructions
Water Oaks prefer full sun and should be planted in areas where they can receive at least six hours of direct sunlight daily. They thrive in temperate climates with moderate temperatures and humidity. Regular watering is essential, especially during dry periods, to ensure the soil remains partially moist. Pruning is necessary to maintain the tree's shape and remove any dead or diseased branches.
Soil
Water Oaks prefer well-drained loamy soil but can tolerate a range of soil types, including sandy and clay soils. The soil should be kept partially moist, especially during the tree's early growth stages. Good drainage is essential to prevent root rot.
Fertilizer
Water Oaks generally do not require regular fertilization. However, if the soil is particularly poor, a balanced fertilizer can be applied in the early spring to support growth.
Repotting
As a large tree, Water Oaks are not typically repotted. Instead, they should be planted in a permanent location where they have ample space to grow. Transplanting should be done when the tree is young to minimize root disturbance.
Propagation
Water Oaks can be propagated from acorns. Collect acorns in the fall and plant them in a well-draining soil mix. Keep the soil moist and place the container in a sunny location. Germination typically occurs in the spring.
Pruning
Pruning should be done in late winter or early spring before new growth begins. Remove any dead, diseased, or crossing branches to maintain the tree's structure and health. Regular pruning helps to promote a strong framework and prevent potential damage from storms.
Toxicity
Water Oaks are not toxic to pets or humans. However, the acorns contain tannins, which can be mildly toxic if consumed in large quantities. It is advisable to keep pets and children from ingesting large amounts of acorns.
Additional
Water Oaks are valuable for their rapid growth and adaptability, making them a popular choice for landscaping and reforestation projects. They provide excellent shade and habitat for wildlife, including birds and squirrels.
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