Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
United States, California
Southern Europe, Mediterranean, Northern Africa
Types
-
Quercus nigra, Quercus laurifolia
Number of Varieties
88
0
40000
👆🏻
Habitat
Woodland Garden Canopy
-
USDA Hardiness Zone
6-97-9
0
99
👆🏻
AHS Heat Zone
9-1
9-7
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Oval or Rounded
Plant Size
Minimum Height
1,520.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Light Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Chocolate, Black
Leaf Color in Spring
Green, Blue Green
Light Green, Bronze
Leaf Color in Summer
Green, Blue Green
Gray Green, Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Gray Green, Dark Green
Leaf Color in Winter
-
Gray Green, Dark Green
Shape
Leaf Shape
Irregular
Oblong or Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
-
Loam, Sand
The pH of Soil
-
Acidic, Neutral
Soil Drainage
-
Average
Bloom Time
Spring
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Grafting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Do Not over Water, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral
Soil Type
-
Loam, Sand
Soil Drainage Capacity
-
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in fall, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Red blotch
Aphids, Moth
Plant Tolerance
Drought
Pollution, Shade areas
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
Medium
Fine
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Birds
Allergy
Pollen
sneezing, Vomiting, Watery eyes
Uses
Aesthetic Uses
Borders
Cottage Garden
Beauty Benefits
-
Good for skin, Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Nesting sites for birds, Shadow Tree
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Digestive, Skin irritation
Part of Plant Used
Leaves, Seeds, Wood
Bark, Fruits, Wood
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Charcoal, Used as firewood, Used for its medicinal properties, Wood is used fore making tools
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Screening / Wind Break, Shade Trees, Street Trees
Botanical Name
QUERCUS douglasii
QUERCUS laurifolia
Common Name
Blue Oak
Darlington Oak, Diamond-leaf Oak, Laurel Oak, Laurel-leaf Oak, Swamp Laurel Oak, Water Oak
In Hindi
Blue Oak Tree
Quercus
In German
Blaue Eiche
Quercus
In French
Bleu Oak Tree
Quercus
In Spanish
Azul del árbol de roble
Quercus
In Greek
Μπλε Oak Tree
Quercus
In Portuguese
Carvalho azul
Quercus
In Polish
Niebieski Oak Tree
Quercus
In Latin
Blue quercum ligno
Quercus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Fagaceae
Fagaceae
Genus
Quercus
Quercus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
20450
1
27800
👆🏻