Life Span
Perennial
Perennial
Origin
United States, California
Southeastern Asia, India, China
Types
Not Available
Not Available
Habitat
Woodland Garden Canopy
Subtropical forests, Tropical Forests
USDA Hardiness Zone
6-9
10-15
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, 24
Habit
Spreading
Spreading
Flower Color
Red, Yellow green
Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available
Green, Yellow green, Brown
Leaf Color in Spring
Green, Blue Green
Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Dark Green
Leaf Color in Winter
Not Available
Dark Green
Leaf Shape
Irregular
Oblong or Lanceolate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Not Available
Loam, Sand
The pH of Soil
Not Available
Acidic, Neutral
Soil Drainage
Not Available
Average
Bloom Time
Spring
Early Summer, Summer, Late Summer
Tolerances
Drought
Not Available
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Not Available
Acidic, Neutral
Soil Type
Not Available
Loam, Sand
Soil Drainage Capacity
Not Available
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 dead branches
Fertilizers
All-Purpose Liquid Fertilizer
Put diluted fertilizers
Pests and Diseases
Red blotch
Chlorosis, Susceptible to insect pests and moulds
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
Flower Petal Number
Not Available
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Not Available
Glossy
Attracts
Birds
Not Available
Allergy
Pollen
no allergic reactions
Aesthetic Uses
Borders
Showy Purposes
Beauty Benefits
Not Available
Not Available
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Antibacterial, Antidiabetic, Antifungal, antimicrobial, Astringent, Expectorant
Part of Plant Used
Leaves, Seeds, Wood
Bark, Fruits, Leaves
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Jam, Jelly, used in Indian cuisine in curries
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Edible, Feature Plant, Fruit / Fruit Tree, Shade Trees, Tropical
Botanical Name
QUERCUS douglasii
DILLENIA indica
Common Name
Blue Oak
Chulta, Elephant Apple
In Hindi
Blue Oak Tree
Elephant Apple
In German
Blaue Eiche
Elefant von Apple
In French
Bleu Oak Tree
Elephant d'Apple
In Spanish
Azul del árbol de roble
El elefante de Apple
In Greek
Μπλε Oak Tree
ελέφαντας της Apple
In Portuguese
Carvalho azul
Elefante da Apple
In Polish
Niebieski Oak Tree
Słoń Jabłko
In Latin
Blue quercum ligno
Elephant Apple
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Dilleniales
Family
Fagaceae
Dilleniaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Core eudicots, Eudicots
Tribe
Not Available
Not Available
Subfamily
Not Available
Not Available
Number of Species
Not Available
Not Available
Season and Care of Blue Oak and Elephant Apple
Season and care of Blue Oak and Elephant Apple is important to know. While considering everything about Blue Oak and Elephant Apple Care, growing season is an essential factor. Blue Oak season is Spring, Summer, Fall and Winter and Elephant Apple season is Spring, Summer, Fall and Winter. The type of soil for Blue Oak is Not Available and for Elephant Apple is Loam, Sand while the PH of soil for Blue Oak is Not Available and for Elephant Apple is Acidic, Neutral.
Blue Oak and Elephant Apple Physical Information
Blue Oak and Elephant Apple physical information is very important for comparison. Blue Oak height is 1,520.00 cm and width 1,370.00 cm whereas Elephant Apple height is 1,220.00 cm and width 1,370.00 cm. The color specification of Blue Oak and Elephant Apple are as follows:
Blue Oak flower color: Red and Yellow green
Blue Oak leaf color: Green and Blue Green
Elephant Apple flower color: Ivory
- Elephant Apple leaf color: Dark Green
Care of Blue Oak and Elephant Apple
Care of Blue Oak and Elephant Apple include pruning, fertilizers, watering etc. Blue Oak pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Elephant Apple pruning is done Remove dead branches. In summer Blue Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Elephant Apple needs Lots of watering and in winter, it needs Average Water.