Life Span
Annual and Perennial
Perennial
Type
Flowering Plants, Shrubs
Tree
Origin
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
California
Types
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Blue Iceberg, Cannibal, Muller
Number of Varieties
10077
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Woodland Garden Canopy
USDA Hardiness Zone
2-116-9
0
99
👆🏻
AHS Heat Zone
7 - 1
9-4
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, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
30.00 cm2,440.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm670.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Sky Blue, Indigo, Dark Blue
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, Sandy Brown
Brown
Leaf Color in Spring
Sea Green, Gray Green
Gray Green
Leaf Color in Summer
Sea Green, Gray Green
Gray Green
Leaf Color in Fall
Sea Green, Gray Green
Gray Green
Leaf Color in Winter
Light Green
Gray Green
Shape
Leaf Shape
Oblovate
Awl-Shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Very Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Indeterminate
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings
Cuttings, 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
Requires large amount of water
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
Clay, 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
prune to control shape
Fertilizers
Compost
Apply 10-10-10 amount
Pests and Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Grey mold, Root rot
Plant Tolerance
Drought
Drought
Flowers
Showy
-
Flower Petal Number
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Chickarees, Sapsuckers, White-headed woodpeckers
Allergy
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Eye irritation, Skin irritation
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Bonsai, 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
-
Part of Plant Used
Flowers, Root
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
Used for making fence posts, Used to make wood shingles
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Herb
Shade Trees, Street Trees
Botanical Name
CENTAUREA cyanus
SEQUOIADENDRON giganteum
Common Name
Batchelor's Buttons, Cornflower
Giant Sequoia
In Hindi
Hydrangea
Giant Sequoia
In German
Hortensie
Giant Sequoia
In French
Hortensia
Séquoia géant
In Spanish
Hortensia
Secoya gigante
In Greek
υδραγεία
Giant Sequoia
In Portuguese
Hortênsia
Sequoia gigante
In Polish
Hortensja
Giant Sequoia
In Latin
Hibiscus
Giant Sequoia
Kingdom
Plantae
Plantae
Phylum
Anthophyta
Tracheophyta
Class
Magnoliopsida
Pinopsida
Order
Asterales
Pinales
Family
Asteraceae
Cupressaceae
Genus
Centaurea
Sequoiadendron
Clade
Angiosperms, Asterids, Eudicots
-
Tribe
Cynareae
Senecioneae
Subfamily
Carduoideae
Sequoioideae
Number of Species
2501
1
27800
👆🏻