Life Span
Annual and Perennial
Annual
Type
Flowering Plants, Shrubs
Tree
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Northeastern United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Tree
Number of Varieties
10015
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Hills, Woods
USDA Hardiness Zone
2-113-9
0
99
👆🏻
AHS Heat Zone
7 - 1
9-1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
30.00 cm-
0
3900
👆🏻
Minimum Width
30.00 cm6.10 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
Red, Brown
Leaf Color in Spring
Sea Green, Gray Green
Light Green
Leaf Color in Summer
Sea Green, Gray Green
Green, Light Green, Chartreuse, Dark Green, Yellow green
Leaf Color in Fall
Sea Green, Gray Green
Light Yellow
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Oblovate
Oblong or Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Very Fast
Fast
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Salt
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
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
Medium
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, Alkaline
Soil Type
Loamy
Loam
Soil Drainage Capacity
Loamy
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Compost
All-Purpose Liquid Fertilizer
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Showy
Insignificant
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
Fine
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
-
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
-
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Air purification
Plant Benefits
Medicinal Uses
Fever, Kidney problems, Urinary tract problems
Antiseptic, cathartic, Cough, Indigestion
Part of Plant Used
Flowers, Root
Leaves, Seeds, Wood
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
Animal Feed, Roasted seed is used as a coffee substitute, Used as Ornamental plant, Used for making wood alcohol, Wood is used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Herb
Feature Plant, Shade Trees, Street Trees
Botanical Name
CENTAUREA cyanus
GLEDITSIA triacanthos f. inermis
Common Name
Batchelor's Buttons, Cornflower
Thornless Honeylocust
In Hindi
Hydrangea
thornless honeylocust
In German
Hortensie
thornless honeylocust
In French
Hortensia
thornless Honeylocust
In Spanish
Hortensia
honeylocust sin espinas
In Greek
υδραγεία
thornless honeylocust
In Portuguese
Hortênsia
honeylocust thornless
In Polish
Hortensja
thornless honeylocust
In Latin
Hibiscus
thornless honeylocust
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asterales
Fabales
Family
Asteraceae
Fabaceae
Genus
Centaurea
Gleditsia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Cynareae
-
Subfamily
Carduoideae
-
Number of Species
25020
1
27800
👆🏻