Quercus rubra

Northern Red Oak

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Large deciduous tree native to eastern North America, known for vibrant red fall foliage and robust growth habit; not suitable for indoor cultivation.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Northern Red Oak
Family Fagaceae
Genus Quercus
Species Rubra
Origin North America (Eastern USA & Canada)
Blooming Monoecious, catkins in spring (April-May)
Leaf Color Dark green turning scarlet red in autumn
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Deep, well-drained acidic loamy soil; tolerates clay but requires drainage to prevent root rot.

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Watering

Young trees require regular watering; established trees are drought tolerant. Reduce in winter dormancy.

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Sunlight & Care

Requires full sun exposure for optimal growth and fall coloration; intolerant of deep shade indoors.

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Fertilization

Apply balanced slow-release fertilizer in early spring during active growth phase only.

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Pruning

Prune dormant season (late autumn/winter) to remove dead wood and shape structure.

Pest Control Aphid Caterpillar Fall Webworm Oak Gall Wasp

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 7 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
-20° – 95°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
15000 – 50000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1500 – 2500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
25% – 70%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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