Life Span
Perennial
Perennial
Type
Vegetable
Broadleaf Evergreen
Origin
World/Pandemic, North America, Europe, Russia/Siberia, Northern Africa, Asia, India
Hybrid origin
Types
White Spanish
Gladalan White
Rhododendron aberconwayi, Rhododendron bulu, Rhododendron kanehirae
Number of Varieties
Not Available
Habitat
Cropland, Farms, gardens
moist forests
USDA Hardiness Zone
Not Available
5-8
AHS Heat Zone
Not Available
Not Available
Sunset Zone
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Upright/Erect
Spreading
Flower Color
White, Yellow green
Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available
Green, Tan
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green, Gray Green
Green
Leaf Color in Fall
Green, Gray Green, Yellow green
Green
Leaf Color in Winter
Not Available
Green
Plant Season
Not Available
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Neutral
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Late Spring
Tolerances
Drought
Not Available
Where to Plant?
Ground, Pot
Ground
How to Plant?
Seedlings, Sets
From Rhizomes, Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Keep the ground moist but not water-logged, Requires a lot of watering, Water twice a day in the initial period
Do Not over Water, Keep ground moist
In Summer
Lots of watering
Consistently
In Spring
Moderate
Moderate
In Winter
Average Water
Ample Water
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Dispose of diseased portions, Prune after flowering
Prune after flowering, Remove dead or diseased plant parts, Remove deadheads, Remove short twigs
Fertilizers
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, Fertilize the soil before planting
Apply 12-10-18 NPK, General garden fertilizer
Pests and Diseases
Aphids, Downy mildew, Leaf rust, Slugs, Soft scales
Azalea leaf gall, Bud blast, Galls, Honey fungus, Leaf Hoppers, Leaf spot, Petal blight, Phytophthora, Powdery mildew, Rust, Silver leaf
Plant Tolerance
Humidity, Shade areas, Shallow soil
Not Available
Flower Petal Number
Single
Single
Fragrant Bark/Stem
Yes
No
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Matte
Attracts
Aphids, Insects, Snails
Not Available
Allergy
Eye irritation, Gastric, Oral Allergy
Asthma
Aesthetic Uses
Not Used For Aesthetic Purpose
Showy Purposes
Beauty Benefits
Anti-ageing, Blackheads, Good for the Scalp, Reduce Bruises
Making cosmetics
Environmental Uses
Air purification, Indoor Air Purification, Insect Repellent
Air purification
Medicinal Uses
Analgesic, Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure, Respiratory Disorders, Rheumatism
Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache, Rheumatism
Part of Plant Used
Whole plant
Whole plant
Other Uses
Animal Feed, Culinary use, Oil is used for aromatherapy, Sauces
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
Yes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Edible, Herb / Vegetable
Feature Plant, Hedges, Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier
Botanical Name
ALLIUM cepa 'White Ebenezer'
RHODODENDRON
Common Name
Garden Onion, White Onion
Rhododendron
In Hindi
प्याज
rhododendron
In German
Zwiebel
Rhododendron
In French
Oignon
rhododendron
In Spanish
Cebolla
rododendro
In Greek
Κρεμμύδι
ροδοδάφνη
In Portuguese
Cebola
rododendro
In Polish
Cebula
rododendron
In Latin
cepa
Rhododendron
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Ericales
Family
Liliaceae
Ericaceae
Genus
Allium
Rhododendron
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Subfamily
Allioideae
Ericoideae
Importance of White Onion and Rhododendron
Want to have the most appropriate plant for your garden? You might want to know the importance of White Onion and Rhododendron. Basically, these two plants vary in many aspects. Compare White Onion and Rhododendron as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of White Onion is Analgesic, Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure, Respiratory Disorders and Rheumatism whereas of Rhododendron is Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache and Rheumatism. White Onion has beauty benefits as follows: Anti-ageing, Blackheads, Good for the Scalp and Reduce Bruises while Rhododendron has beauty benefits as follows: Anti-ageing, Blackheads, Good for the Scalp and Reduce Bruises.
Compare Facts of White Onion vs Rhododendron
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of White Onion vs Rhododendron and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of White Onion are Eye irritation, Gastric and Oral Allergy whereas of Rhododendron have Asthma respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. White Onion has no showy fruits and Rhododendron has no showy fruits. Also White Onion is not flowering and Rhododendron is not flowering . You can compare White Onion and Rhododendron facts and facts of other plants too.