Life Span
Perennial
Perennial
Type
Perennial
Shrubs
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Texas, Canada
China, Indonesia, Japan, Korea, The Hiamalayas
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
10100
0
40000
👆🏻
Habitat
Open areas, stream banks, Wet Woods
Forest margins, Hillside, Woods
USDA Hardiness Zone
4-83-9
0
99
👆🏻
AHS Heat Zone
8-1
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
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
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
60.00 cm4.92 cm
0
3900
👆🏻
Minimum Width
30.50 cm11.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Lavender, Blue Violet
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
-
Fruit Color
-
-
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Green, Dark Green
Green, Dark Green
Leaf Color in Fall
Green, Dark Green
Dark Green, Yellow, Yellow green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Lanceolate
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Early Spring, Late Autumn
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam
Light
The pH of Soil
Acidic, Neutral, Alkaline
Acidic
Soil Drainage
Average
Well drained
Bloom Time
Summer, Late Summer, Early Fall
Spring, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Deer resistant, Shade areas, Wet Site
-
Where to Plant?
Ground
Ground, Pot
How to Plant?
Divison, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Do not let dry out between waterings, Needs Very high moisture, Requires consistently moist soil
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
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic
Soil Type
Clay, Loam
Light
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves, Remove deadheads
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
10-10-10, Balanced liquid fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Head smut, Rust, Slugs, Snails
Anthracnose, Cercospora leaf spot, Mushroom root rot, Powdery mildew
Plant Tolerance
Deer resistant, Shade areas, Wet Site
Drought
Flowers
✔
✘
✔
✘
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
Bees, Birds, Butterflies, Hummingbirds
Bees, Flies
Allergy
Skin irritation, Skin rash, Toxic if not prepared properly
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Beautification, Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Diarrhea, Dysentry, Healing, Stomach pain, Syphilis
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Bark, Flowers, Leaves, Root
Flowers, Root
Other Uses
Used as Ornamental plant, Used for its medicinal properties
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Mixed Border, Wildflower
-
Botanical Name
LOBELIA siphilitica
Hydrangea
Common Name
Great blue lobelia, great lobelia
Hydrangea or hortensia
In Hindi
महान ब्लू लोबेलिआ
Hydrangea
In German
Great Blue Lobelia
Hortensie
In French
Great Lobelia bleu
Hortensia
In Spanish
Gran Lobelia azul
Hortensia
In Greek
Μεγάλη Μπλε Lobelia
υδραγεία
In Portuguese
Grande Lobelia azul
Hortênsia
In Polish
Great Blue Lobelia
Hortensja
In Latin
Blue Lobelia
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Campanulales
Cornales
Family
Lobeliaceae
Hydrangeaceae
Genus
Lobelia
Hydrangea
Clade
Angiosperms, Asterids, Eudicots
-
Tribe
-
-
Subfamily
Lobelioideae
-
Number of Species
41575
1
27800
👆🏻