Life Span
Perennial
Annual
Type
Broadleaf Evergreen
Grass
Origin
-
North America, South America, Europe, Southern Africa, Asia
Types
Rhododendron aberconwayi, Rhododendron bulu, Rhododendron kanehirae
Hulled Barley, Hulless Barley, Barley Grits
Number of Varieties
7008
0
40000
👆🏻
Habitat
moist forests
Humid climates
USDA Hardiness Zone
5-8-9999
0
99
👆🏻
AHS Heat Zone
-
-
Sunset Zone
21,22
-
Habit
Spreading
-
Plant Size
Minimum Height
150.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
150.00 cm15.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Brown, Gold
Leaf Color in Spring
Green
Green, Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
-
Leaf Color in Winter
Green
-
Shape
Leaf Shape
Ovate
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic
-
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Spring, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
From Rhizomes, Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do Not over Water, Keep ground moist
Requires watering in the growing season
In Summer
Consistently
Lots of watering
In Spring
Moderate
Moderate
In Winter
Ample Water
Average Water
Soil
Soil pH
Acidic
-
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Prune after flowering, Remove dead or diseased plant parts, Remove deadheads, Remove short twigs
Do not prune during shooting season
Fertilizers
Apply 12-10-18 NPK, General garden fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Azalea leaf gall, Bud blast, Galls, Honey fungus, Leaf Hoppers, Leaf spot, Petal blight, Phytophthora, Powdery mildew, Rust, Silver leaf
Red blotch
Plant Tolerance
-
Drought
Flowers
Showy
-
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
-
Allergy
Asthma
Abdominal pain, breathing problems, Eczema, Headache, Itchiness, Red eyes, Runny nose, Sinuses, sneezing, Sore eyes, Watery eyes, wheezing
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
Making cosmetics
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache, Rheumatism
Asthma, Bronchitis, Diabetes, Diarrhea
Part of Plant Used
Whole plant
Seeds
Other Uses
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 Food, Used in making beverages
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier
Cutflower, Dried Flower/Everlasting, Edible, Wildflower
Botanical Name
RHODODENDRON
HORDEUM vulgare
Common Name
Rhododendron
Barley
In Hindi
rhododendron
जौ
In German
Rhododendron
Gerste
In French
rhododendron
orge
In Spanish
rododendro
cebada
In Greek
ροδοδάφνη
κριθάρι
In Portuguese
rododendro
cevada
In Polish
rododendron
jęczmień
In Latin
Rhododendron
hordei
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Ericales
Cyperales
Family
Ericaceae
Poaceae
Genus
Rhododendron
Hordeum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
Rhodoreae
Triticeae
Subfamily
Ericoideae
Pooideae
Number of Species
10246
1
27800
👆🏻