Life Span
Perennial
Perennial
Type
Fruit
Tree
Origin
Southeastern Asia, Japan
United States, California
Types
Clementines, dancy, fallglo, lee
-
Number of Varieties
508
0
40000
👆🏻
Habitat
Subtropical climates, Tropical regions
Woodland Garden Canopy
USDA Hardiness Zone
8-116-9
0
99
👆🏻
AHS Heat Zone
10-8
9-1
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Spreading
Plant Size
Minimum Height
300.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Red, Purple
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Orange
-
Leaf Color in Spring
Green, Dark Green
Green, Blue Green
Leaf Color in Summer
Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Green, Dark Green
Yellow, Orange, Pink
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Lance shaped
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
Well drained
-
Bloom Time
Spring, Late Spring, Early Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Grafting, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, occasional watering once established, Water more in summer
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
Well drained
-
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Requires little pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
20-10-10, All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Beetles, Earwigs, Leafminers, Red blotch
Red blotch
Plant Tolerance
Cold climate, 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
Medium
Medium
Foliage Sheen
Glossy
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Beetles, Birds, Butterflies, Insects, Leaf Hoppers, Rabbits
Birds
Allergy
-
Pollen
Uses
Aesthetic Uses
-
Borders
Beauty Benefits
Glowing Skin, Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
Aging, Antioxidants, High blood pressure, High cholestrol, Skin Disorders
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Fruits
Leaves, Seeds, Wood
Other Uses
Used for its medicinal properties
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Feature Plant, Fruit / Fruit Tree, Hedges, Houseplant, Mixed Border, Topiary / Bonsai / Espalier
Feature Plant, Shade Trees, Street Trees
Botanical Name
CITRUS reticulata 'Armstrong'
QUERCUS douglasii
Common Name
Armstrong Tangerine, Tangerine
Blue Oak
In Hindi
संतरा
Blue Oak Tree
In German
Mandarine
Blaue Eiche
In French
mandarine
Bleu Oak Tree
In Spanish
mandarina
Azul del árbol de roble
In Greek
μανταρίνι
Μπλε Oak Tree
In Portuguese
tangerina
Carvalho azul
In Polish
mandarynka
Niebieski Oak Tree
In Latin
Tangerine
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Sapindales
Fagales
Family
Rutaceae
Fagaceae
Genus
Citrus
Quercus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
2020
1
27800
👆🏻