Life Span
Annual and Perennial
Biennial
Type
Flowering Plants, Shrubs
Tree
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Australia
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Narrowleaf Bottle Tree, Pink Flame Tree, Rusty Kurrajong
Number of Varieties
10030
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Subtropical climates, Subtropical forests
USDA Hardiness Zone
2-119-11
0
99
👆🏻
AHS Heat Zone
7 - 1
12-9
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
H1, H2, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
30.00 cm2,743.20 cm
0
3900
👆🏻
Minimum Width
30.00 cm1,500.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
Crimson, Orange Red
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
Dark Red, Sienna, Chocolate
Leaf Color in Spring
Sea Green, Gray Green
-
Leaf Color in Summer
Sea Green, Gray Green
Red, Green, Light Green
Leaf Color in Fall
Sea Green, Gray Green
Green
Leaf Color in Winter
Light Green
Green
Shape
Leaf Shape
Oblovate
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Early Spring, Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Grafting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
Average Water Needs, Do Not over Water, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Slightly Acidic
Acidic, Neutral
Soil Type
Loamy
Loam, Sand
Soil Drainage Capacity
Loamy
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
Compost
Nitrogen
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Red blotch
Plant Tolerance
Drought
Drought, Pollution
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
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Hummingbirds
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
allergic reaction, Skin irritation
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification, Nesting sites for birds, Shadow Tree, Wildlife
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
-
Part of Plant Used
Flowers, Root
Root, Seeds
Other Uses
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Herb
Feature Plant, Shade Trees, Street Trees, Tropical
Botanical Name
CENTAUREA cyanus
BRACHYCHITON rupestris
Common Name
Batchelor's Buttons, Cornflower
Australian Flame Tree, Flame Bottle Tree, Illawarra Flame Tree
In Hindi
Hydrangea
बोतल ट्री
In German
Hortensie
Flaschenbaum
In French
Hortensia
Bouteille Arbre
In Spanish
Hortensia
Árbol de la botella
In Greek
υδραγεία
Μπουκάλι Δέντρο
In Portuguese
Hortênsia
Bottle Tree
In Polish
Hortensja
Butelka Drzewo
In Latin
Hibiscus
Utrem ligno
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asterales
Malvales
Family
Asteraceae
Sterculiaceae
Genus
Centaurea
brachychiton
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Cynareae
Sterculieae
Subfamily
Carduoideae
Sterculioideae
Number of Species
25030
1
27800
👆🏻