Life Span
Perennial
Annual
Type
Tree
Vegetable
Origin
United States, California
Southern Asia
Types
-
Savoy, Giant Noble, Semi-savoy
Number of Varieties
83
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Fields, gardens, meadows, Suburban areas
USDA Hardiness Zone
6-9-9999
0
99
👆🏻
AHS Heat Zone
9-1
-
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
-
Habit
Spreading
Rosette/Stemless
Plant Size
Minimum Height
1,520.00 cm15.20 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Yellow, Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Tan, Black
Leaf Color in Spring
Green, Blue Green
Green, Dark Green
Leaf Color in Summer
Green, Blue Green
-
Leaf Color in Fall
Yellow, Orange, Pink
Green, Dark Green
Leaf Color in Winter
-
Green, Dark Green
Shape
Leaf Shape
Irregular
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Slow
Very Fast
Type of Soil
-
Loam, Sand
The pH of Soil
-
Neutral, Alkaline
Soil Drainage
-
Well drained
Bloom Time
Spring
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Requires regular watering
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
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 when new
Pests and Diseases
Red blotch
Downy mildew, Leafminers, Red blotch, Seedcorn maggot
Plant Tolerance
Drought
Cold climate, Drought
Flowers
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
Medium
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Pollen
Food Allergy
Uses
Aesthetic Uses
Borders
-
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
Energy, Potassium, Rich in Iron, Vitamin A, Vitamin C, Vitamin E, Vitamin K
Part of Plant Used
Leaves, Seeds, Wood
Leaves, Stem
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Container, Edible, Herb, Vegetable
Botanical Name
QUERCUS douglasii
SPINACIA oleracea
Common Name
Blue Oak
Spinach
In Hindi
Blue Oak Tree
पालक
In German
Blaue Eiche
Spinat
In French
Bleu Oak Tree
Épinards
In Spanish
Azul del árbol de roble
Espinacas
In Greek
Μπλε Oak Tree
Σπανάκι
In Portuguese
Carvalho azul
Espinafre
In Polish
Niebieski Oak Tree
Szpinak
In Latin
Blue quercum ligno
Spinach
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Caryophyllales
Family
Fagaceae
Chenopodiaceae
Genus
Quercus
Spinacia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Core eudicots, Eudicots
Tribe
-
Anserineae
Subfamily
-
Chenopodioideae
Number of Species
20800
1
27800
👆🏻