Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Southeastern Asia, India, China
United States, California
Types
Tropical Fruit Tree
-
Number of Varieties
108
0
40000
👆🏻
Habitat
Subtropical forests, Tropical Forests
Woodland Garden Canopy
USDA Hardiness Zone
10-156-9
0
99
👆🏻
AHS Heat Zone
12-9
9-1
Sunset Zone
H1, H2, 24
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Spreading
Plant Size
Minimum Height
1,220.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Ivory
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Yellow green, Brown
-
Leaf Color in Spring
Dark Green
Green, Blue Green
Leaf Color in Summer
Dark Green
Green, Blue Green
Leaf Color in Fall
Dark Green
Yellow, Orange, Pink
Leaf Color in Winter
Dark Green
-
Shape
Leaf Shape
Oblong or Lanceolate
Irregular
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Loam, Sand
-
The pH of Soil
Acidic, Neutral
-
Soil Drainage
Average
-
Bloom Time
Early Summer, Summer, Late Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
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
Soil pH
Acidic, Neutral
-
Soil Type
Loam, Sand
-
Soil Drainage Capacity
Average
-
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove dead branches
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
Put diluted fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Chlorosis, Susceptible to insect pests and moulds
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Showy
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
Coarse
Medium
Foliage Sheen
Glossy
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds
Allergy
-
Pollen
Uses
Aesthetic Uses
Showy Purposes
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
Antibacterial, Antidiabetic, Antifungal, antimicrobial, Astringent, Expectorant
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Bark, Fruits, Leaves
Leaves, Seeds, Wood
Other Uses
Jam, Jelly, used in Indian cuisine in curries
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edible, Feature Plant, Fruit / Fruit Tree, Shade Trees, Tropical
Feature Plant, Shade Trees, Street Trees
Botanical Name
DILLENIA indica
QUERCUS douglasii
Common Name
Chulta, Elephant Apple
Blue Oak
In Hindi
Elephant Apple
Blue Oak Tree
In German
Elefant von Apple
Blaue Eiche
In French
Elephant d'Apple
Bleu Oak Tree
In Spanish
El elefante de Apple
Azul del árbol de roble
In Greek
ελέφαντας της Apple
Μπλε Oak Tree
In Portuguese
Elefante da Apple
Carvalho azul
In Polish
Słoń Jabłko
Niebieski Oak Tree
In Latin
Elephant Apple
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Dilleniales
Fagales
Family
Dilleniaceae
Fagaceae
Genus
Dillenia
Quercus
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
120
1
27800
👆🏻