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Red Onion
Red Onion

Rhododendron
Rhododendron



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Red Onion
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Rhododendron

Compare Red Onion and Rhododendron

What is

Life Span

Perennial
Perennial

Type

Vegetable
Broadleaf Evergreen

Origin

World/Pandemic, North America, Europe, Russia/Siberia, Northern Africa, Asia, India
-

Types

-
Rhododendron aberconwayi, Rhododendron bulu, Rhododendron kanehirae

Number of Varieties

10700
0 40000
👆🏻

Habitat

Cropland, Farms, gardens
moist forests

USDA Hardiness Zone

-99995-8
0 99
👆🏻

AHS Heat Zone

-
-

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

Information

Plant Size

Minimum Height

60.00 cm150.00 cm
0 3900
👆🏻

Minimum Width

10.20 cm150.00 cm
0 6350
👆🏻

Plant Color

Flower Color

White, Yellow green
Red

Flower Color Modifier

Bicolor
Bicolor

Fruit Color

-
Green, Tan

Leaf Color in Spring

-
Green

Leaf Color in Summer

Green, Gray Green
Green

Leaf Color in Fall

Green, Gray Green, Yellow green
Green

Leaf Color in Winter

-
Green

Shape

Leaf Shape

Linear
Ovate

Thorns

Season

Plant Season

-
Spring, Summer, Fall, Winter

Growing Conditions

Sunlight

Full Sun, Partial Sun
Full Sun, Partial Sun

Growth Rate

Fast
Medium

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

Repeat Bloomer

Tolerances

Drought
-

Care

Where to Plant?

Ground, Pot
Ground

How to Plant?

Seedlings, Sets
From Rhizomes, Seedlings, Stem Planting

Plant Maintenance

Medium
Medium

Watering Plants

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

Soil pH

Neutral
Acidic

Soil Type

Loam, Sand
Loam, Sand

Soil Drainage Capacity

Well drained
Well drained

Sun Exposure

Full Sun, Partial 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

All-Purpose Liquid Fertilizer
Apply 12-10-18 NPK, General garden fertilizer

Pests and Diseases

Red blotch
Azalea leaf gall, Bud blast, Galls, Honey fungus, Leaf Hoppers, Leaf spot, Petal blight, Phytophthora, Powdery mildew, Rust, Silver leaf

Plant Tolerance

Drought
-

Facts

Flowers

Showy
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

Medium
Coarse

Foliage Sheen

Matte
Matte

Evergreen

Invasive

Self-Sowing

Attracts

-
-

Allergy

-
Asthma

Benefits

Uses

Aesthetic Uses

-
Showy Purposes

Beauty Benefits

-
Making cosmetics

Edible Uses

Environmental Uses

Air purification
Air purification

Plant Benefits

Medicinal Uses

Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure
Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache, Rheumatism

Part of Plant Used

Whole plant
Whole plant

Other Uses

Culinary use
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

Edible, Herb / Vegetable
Feature Plant, Hedges, Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier

Scientific Name

Botanical Name

ALLIUM cepa 'Burgundy'
RHODODENDRON

Common Name

Garden Onion, Red Onion
Rhododendron

In Hindi

लाल प्याज
rhododendron

In German

Rote Zwiebel
Rhododendron

In French

Oignon rouge
rhododendron

In Spanish

Cebolla roja
rododendro

In Greek

Κόκκινο κρεμμύδι
ροδοδάφνη

In Portuguese

Cebola vermelha
rododendro

In Polish

Czerwona cebula
rododendron

In Latin

Red Cepa
Rhododendron

Classification

Kingdom

Plantae
Plantae

Phylum

Magnoliophyta
Magnoliophyta

Class

Liliopsida
Magnoliopsida

Order

Liliales
Ericales

Family

Liliaceae
Ericaceae

Genus

Allium
Rhododendron

Clade

Angiosperms, Monocots
Angiosperms, Asterids, Eudicots

Tribe

-
Rhodoreae

Subfamily

Allioideae
Ericoideae

Number of Species

1001024
1 27800
👆🏻

Difference Between Red Onion and Rhododendron

If you are confused whether Red Onion or Rhododendron are same, here are some features about those plants to help you choose better. Many people think that these two plants have the same characteristics, but one can see Red Onion and Rhododendron Information and learn more about it. Fertilizers required for proper growth of Red Onion are All-Purpose Liquid Fertilizer, whereas for Rhododendron fertilizers required are Apply 12-10-18 NPK and General garden fertilizer. Hence, one should know the basic difference between Red Onion and Rhododendron if you are planning to have them in your garden to enhance its beauty.

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Importance of Red Onion and Rhododendron

Want to have the most appropriate plant for your garden? You might want to know the importance of Red Onion and Rhododendron. Basically, these two plants vary in many aspects. Compare Red 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 Red Onion is Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic and High blood pressure whereas of Rhododendron is Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache and Rheumatism. Red Onion has beauty benefits as follows: while Rhododendron has beauty benefits as follows: .

Compare Facts of Red 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 Red 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 Red Onion are whereas of Rhododendron have Asthma respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Red Onion has no showy fruits and Rhododendron has no showy fruits. Also Red Onion is not flowering and Rhododendron is not flowering . You can compare Red Onion and Rhododendron facts and facts of other plants too.