Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
United States, Central United States
-
Types
Deciduous Tree
Rhododendron aberconwayi, Rhododendron bulu, Rhododendron kanehirae
Number of Varieties
334700
0
40000
👆🏻
Habitat
Woodland Garden Canopy
moist forests
USDA Hardiness Zone
5-85-8
0
99
👆🏻
AHS Heat Zone
8-4
-
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Spreading
Spreading
Plant Size
Minimum Height
1,830.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm150.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green, Chartreuse
Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Chocolate
Green, Tan
Leaf Color in Spring
Green, Gray Green
Green
Leaf Color in Summer
Gray Green, Dark Green
Green
Leaf Color in Fall
Yellow, Tan, Brown
Green
Leaf Color in Winter
-
Green
Shape
Leaf Shape
oblong or obovate
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
From Rhizomes, Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Water during dry weather
Do Not over Water, Keep ground moist
In Summer
Lots of watering
Consistently
In Spring
Moderate
Moderate
In Winter
Average Water
Ample Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune after flowering, Remove dead or diseased plant parts, Remove deadheads, Remove short twigs
Fertilizers
Phosphorous
Apply 12-10-18 NPK, General garden fertilizer
Pests and Diseases
Anthracnose, Sunken patches
Azalea leaf gall, Bud blast, Galls, Honey fungus, Leaf Hoppers, Leaf spot, Petal blight, Phytophthora, Powdery mildew, Rust, Silver leaf
Plant Tolerance
Drought
-
Flowers
Insignificant
Showy
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
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Severe allergen
Asthma
Uses
Aesthetic Uses
Beautification
Showy Purposes
Beauty Benefits
-
Making cosmetics
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antiseptic, Astringent, Emetic, Febrifuge, Tonic
Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache, Rheumatism
Part of Plant Used
Seeds
Whole plant
Other Uses
Roasted seed is used as a coffee substitute, Used as a thickening in stews, Wood is used for making furniture
Cosmetics, Employed in herbal medicine, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc., Sometimes used for making wine
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Feature Plant, Hedges, Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier
Botanical Name
QUERCUS imbricaria
RHODODENDRON
Common Name
Shingle Oak
Rhododendron
In Hindi
Shingle Oak
rhododendron
In German
Kies Eiche
Rhododendron
In French
Shingle Oak
rhododendron
In Spanish
teja de madera de roble
rododendro
In Greek
βότσαλα Oak
ροδοδάφνη
In Portuguese
Shingle Oak
rododendro
In Polish
gont Oak
rododendron
In Latin
Quercus imbricaria
Rhododendron
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Ericales
Family
Fagaceae
Ericaceae
Genus
Quercus
Rhododendron
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Rhodoreae
Subfamily
Fagoideae
Ericoideae
Number of Species
81024
1
27800
👆🏻