Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
United States, California
Polynesia
Types
-
-
Number of Varieties
880
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Forest edges, gardens, Homesteads
USDA Hardiness Zone
6-910-15
0
99
👆🏻
AHS Heat Zone
9-1
12-1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 16, 17, 22, 23, 24
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
1,520.00 cm760.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm300.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Yellow, Red, Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Blue, Black
Leaf Color in Spring
Green, Blue Green
Red, Green, Dark Green, Brown
Leaf Color in Summer
Green, Blue Green
Red, Green, Dark Green, Brown
Leaf Color in Fall
Yellow, Orange, Pink
Red, Green, Dark Green, Brown
Leaf Color in Winter
-
Red, Green, Dark Green, Brown
Shape
Leaf Shape
Irregular
Compound
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
-
Loam, Sand
The pH of Soil
-
Neutral, Alkaline
Soil Drainage
-
Well drained
Bloom Time
Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Do Not over Water, Keep ground moist
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Neutral, Alkaline
Soil Type
-
Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Mites, Nematodes, Scale
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Insignificant
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Pollen
-
Uses
Aesthetic Uses
Borders
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
-
Part of Plant Used
Leaves, Seeds, Wood
Whole plant
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Container, Feature Plant, Hedges, Houseplant, Screening / Wind Break, Topiary / Bonsai / Espalier, Tropical
Botanical Name
QUERCUS douglasii
Plerandra elegantissima
Common Name
Blue Oak
False Aralia
In Hindi
Blue Oak Tree
Aralia
In German
Blaue Eiche
falsch Aralia
In French
Bleu Oak Tree
faux Aralia
In Spanish
Azul del árbol de roble
Falso Aralia
In Greek
Μπλε Oak Tree
Λάθος Aralia
In Portuguese
Carvalho azul
Aralia false
In Polish
Niebieski Oak Tree
fałsz Aralia
In Latin
Blue quercum ligno
falsum Aralia
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Apiales
Family
Fagaceae
Araliaceae
Genus
Quercus
Plerandra
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
201
1
27800
👆🏻