Life Span
Perennial
Annual
Type
Broadleaf Evergreen
Perennial
Origin
-
North America, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, South-Central United States, Canada
Types
Rhododendron aberconwayi, Rhododendron bulu, Rhododendron kanehirae
Herbaceous perennial
Habitat
moist forests
Lakes, Pastures, Prairies, Roadsides, Swamps, Woodlands
USDA Hardiness Zone
5-8
3-9
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Spreading
Clump-Forming
Flower Color
Red
Red, Crimson, Dark Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Brown
Leaf Color in Spring
Green
Dark Green
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Purple, Dark Green, Burgundy
Leaf Color in Winter
Green
Light Green
Leaf Shape
Ovate
Lanceolate
Plant Season
Spring, Summer, Fall, Winter
Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Late Spring
Early Summer, Summer
Where to Plant?
Ground
Container, Ground
How to Plant?
From Rhizomes, Seedlings, Stem Planting
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Do Not over Water, Keep ground moist
Medium
In Summer
Consistently
Lots of watering
In Spring
Moderate
Moderate
In Winter
Ample Water
Average Water
Soil pH
Acidic
Acidic, Neutral, Alkaline
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Poorly Drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Prune after flowering, Remove dead or diseased plant parts, Remove deadheads, Remove short twigs
Remove damaged leaves, Remove dead branches, Remove dead leaves
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
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Medium
Foliage Sheen
Matte
Glossy
Attracts
-
Butterflies, Insects
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
Making cosmetics
-
Environmental Uses
Air purification
Air purification
Medicinal Uses
Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache, Rheumatism
Headache, Rheumatism, Stomach pain
Part of Plant Used
Whole plant
Flowers, Leaves, Root
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
Medicinal oil, Showy Purposes
Used As Indoor Plant
No
Yes
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Hedges, Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier
Bog Garden, Mixed Border, Water Gardens, Wildflower
Botanical Name
RHODODENDRON
LOBELIA cardinalis
Common Name
Rhododendron
Cardinal Flower
In Hindi
rhododendron
Cardinal Flower
In German
Rhododendron
Cardinal Flower
In French
rhododendron
Cardinal Flower
In Spanish
rododendro
Cardinal Flower
In Greek
ροδοδάφνη
Καρδινάλιος λουλούδι
In Portuguese
rododendro
Cardinal Flower
In Polish
rododendron
Cardinal Flower
In Latin
Rhododendron
Cardinalis Flower
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Family
Ericaceae
Lobeliaceae
Genus
Rhododendron
Lobelia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Subfamily
Ericoideae
Lobelioideae
Importance of Rhododendron and Cardinal Flower
Want to have the most appropriate plant for your garden? You might want to know the importance of Rhododendron and Cardinal Flower. Basically, these two plants vary in many aspects. Compare Rhododendron and Cardinal Flower 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 Rhododendron is Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache and Rheumatism whereas of Cardinal Flower is Headache, Rheumatism and Stomach pain. Rhododendron has beauty benefits as follows: Making cosmetics while Cardinal Flower has beauty benefits as follows: Making cosmetics.
Compare Facts of Rhododendron vs Cardinal Flower
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 Rhododendron vs Cardinal Flower 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 Rhododendron are Asthma whereas of Cardinal Flower have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Rhododendron has no showy fruits and Cardinal Flower has no showy fruits. Also Rhododendron is not flowering and Cardinal Flower is flowering. You can compare Rhododendron and Cardinal Flower facts and facts of other plants too.