Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Shrubs
Origin
Hybrid origin
China, Indonesia, Japan, Korea, The Hiamalayas
Types
Rhododendron aberconwayi, Rhododendron bulu, Rhododendron kanehirae
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
Not Available
Habitat
moist forests
Forest margins, Hillside, Woods
USDA Hardiness Zone
5-8
3-9
AHS Heat Zone
Not Available
9-1
Sunset Zone
21,22
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Spreading
Oval or Rounded
Flower Color
Red
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
Not Available
Fruit Color
Green, Tan
Not Available
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green, Dark Green
Leaf Color in Fall
Green
Dark Green, Yellow, Yellow green
Leaf Color in Winter
Green
Not Available
Leaf Shape
Ovate
Oblovate
Plant Season
Spring, Summer, Fall, Winter
Early Spring, Late Autumn
Sunlight
Full Sun, Partial Sun
Full Sun
Type of Soil
Loam, Sand
Light
The pH of Soil
Acidic
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Spring, Summer
Tolerances
Not Available
Not Available
Where to Plant?
Ground
Ground, Pot
How to Plant?
From Rhizomes, Seedlings, Stem Planting
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Requirements
Do Not over Water, Keep ground moist
Keep the ground moist but not water-logged, Requires regular watering, Use and maintain water-efficient soaker hoses, Water twice a day in the initial period
In Summer
Consistently
Lots of watering
In Spring
Moderate
Moderate
In Winter
Ample Water
Average Water
Soil Type
Loam, Sand
Light
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
Cut or pinch the stems, Do not prune during shooting season, Prune lower leaves, Prune to stimulate growth, Remove dead or diseased plant parts
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
Anthracnose, Cercospora leaf spot, Mushroom root rot, Powdery mildew
Plant Tolerance
Not Available
Drought
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Coarse
Foliage Sheen
Matte
Matte
Attracts
Not Available
Bees, Flies
Allergy
Asthma
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
Making cosmetics
Not Available
Environmental Uses
Air purification
Air purification
Medicinal Uses
Burns, Chronic fatigue, Cold, Diarrhea, Dysentry, Headache, Rheumatism
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Whole plant
Flowers, 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
Not Available
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Hedges, Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier
Not Available
Botanical Name
RHODODENDRON
Hydrangea
Common Name
Rhododendron
Hydrangea or hortensia
In Hindi
rhododendron
Hydrangea
In German
Rhododendron
Hortensie
In French
rhododendron
Hortensia
In Spanish
rododendro
Hortensia
In Greek
ροδοδάφνη
υδραγεία
In Portuguese
rododendro
Hortênsia
In Polish
rododendron
Hortensja
In Latin
Rhododendron
Hibiscus
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Ericaceae
Hydrangeaceae
Genus
Rhododendron
Hydrangea
Clade
Angiosperms, Asterids, Eudicots
Not Available
Tribe
Rhodoreae
Not Available
Subfamily
Ericoideae
Not Available
Season and Care of Rhododendron and Hydrangea
Season and care of Rhododendron and Hydrangea is important to know. While considering everything about Rhododendron and Hydrangea Care, growing season is an essential factor. Rhododendron season is Spring, Summer, Fall and Winter and Hydrangea season is Spring, Summer, Fall and Winter. The type of soil for Rhododendron is Loam, Sand and for Hydrangea is Light while the PH of soil for Rhododendron is Acidic and for Hydrangea is Acidic.
Rhododendron and Hydrangea Physical Information
Rhododendron and Hydrangea physical information is very important for comparison. Rhododendron height is 150.00 cm and width 150.00 cm whereas Hydrangea height is 4.92 cm and width 11.00 cm. The color specification of Rhododendron and Hydrangea are as follows:
Rhododendron flower color: Red
Rhododendron leaf color: Green
Hydrangea flower color: Blue, Dark Purple, Light Purple, Red and White
- Hydrangea leaf color: Green
Care of Rhododendron and Hydrangea
Care of Rhododendron and Hydrangea include pruning, fertilizers, watering etc. Rhododendron pruning is done Prune after flowering, Remove dead or diseased plant parts, Remove deadheads and Remove short twigs and Hydrangea pruning is done Cut or pinch the stems, Do not prune during shooting season, Prune lower leaves, Prune to stimulate growth and Remove dead or diseased plant parts. In summer Rhododendron needs Consistently and in winter, it needs Ample Water. Whereas, in summer Hydrangea needs Lots of watering and in winter, it needs Average Water.