Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
North America, United States, Northwestern United States, Alaska, California, Canada
Types
Quercus phellos, Quercus nigra
-
Number of Varieties
5530
0
40000
👆🏻
Habitat
Hot climate regions, low mountains, Tropical regions
Lowland evergreen rainforest
USDA Hardiness Zone
6-94-7
0
99
👆🏻
AHS Heat Zone
9-3
7-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Oval or Rounded
Pyramidal
Plant Size
Minimum Height
1,220.00 cm1,370.00 cm
0
3900
👆🏻
Minimum Width
910.00 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Light Green, Chartreuse
Yellow, Red, Coral
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan, Chocolate
Brown
Leaf Color in Spring
Green, Light Green
Green, Dark Green
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
Yellow, Orange, Sandy Brown
Dark Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Irregular
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Spring, Late Spring
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Pollution, Soil Compaction
Maritime exposure, Salt water
Where to Plant?
Ground
Ground
How to Plant?
Grafting, Seedlings
Layering, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Does not require lot of watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
cut main flower spike, Prune every year, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Bonemeal, fertilize in growing season
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Azalea leaf gall, Fusarium leaf spot, Leaf rust, Mildew
-
Plant Tolerance
Heat Tolerance, Humidity, Salt and Soil Compaction
Maritime exposure, Salt water
Flowers
Insignificant
Insignificant
Flower Petal Number
-
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Insects
Allergy
Eczema, Rhinitis, Runny nose
-
Uses
Aesthetic Uses
Landscape Designing, Showy Purposes
-
Beauty Benefits
Blood purifying, Reduce Bruises, Weightloss
Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Prevent Soil Erosion, Shadow Tree
Plant Benefits
Medicinal Uses
Gout, Obesity, Snoring
Anodyne, Appetizer, Astringent
Part of Plant Used
Bark, Stem
Flowers, Inner Bark, Sap
Other Uses
Animal Feed, Biodiesel, Recovering internal injuries
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees, Street Trees
Screening / Wind Break, Shade Trees
Botanical Name
QUERCUS phellos
ALNUS rubra
Common Name
Willow Oak
Oregon Alder, Red Alder
In Hindi
Overcup ओक
red alder
In German
Overcup Oak
rot-Erle
In French
Overcup Oak
aulne rouge
In Spanish
Overcup Roble
aliso rojo
In Greek
Overcup Oak
κόκκινη σκλήθρα
In Portuguese
Overcup Oak
amieiro vermelho
In Polish
Overcup Dąb
czerwony olcha
In Latin
Oryza
red alnus
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Fagaceae
Betulaceae
Genus
Quercus
Alnus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Amaryllidoideae
-
Number of Species
40035
1
27800
👆🏻