Life Span
Biennial
Annual and Perennial
Type
Tree
Flowering Plants, Shrubs
Origin
Central United States, Canada
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
Two-petal ash, Single-leaf ash, Fragrant ash
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
65100
0
40000
👆🏻
Habitat
Dry areas, Hills, limestone outcrops, Moist woods
Forest edges, Hillside, Woods
USDA Hardiness Zone
4-82-11
0
99
👆🏻
AHS Heat Zone
8-4
7 - 1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
2,500.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
100.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Purple
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Brown, Sandy Brown
Leaf Color in Spring
Green
Sea Green, Gray Green
Leaf Color in Summer
Green
Sea Green, Gray Green
Leaf Color in Fall
Yellow, Light Yellow
Sea Green, Gray Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Very Fast
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Transplanting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Slightly Acidic
Soil Type
Clay, Loam
Loamy
Soil Drainage Capacity
Well drained
Loamy
Sun Exposure
Full Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Compost
Pests and Diseases
Red blotch
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
Plant Tolerance
-
Drought
Flowers
Insignificant
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
-
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Plant Benefits
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Inner Bark, Seeds
Flowers, Root
Other Uses
Used as a dye, Used for woodware, Wood is used in construction
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 Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees, Street Trees
Container, Herb
Botanical Name
FRAXINUS quadrangulata
CENTAUREA cyanus
Common Name
Blue Ash
Batchelor's Buttons, Cornflower
In Hindi
Blue Ash plant
Hydrangea
In German
Blue Ash Pflanze
Hortensie
In French
usine Blue Ash
Hortensia
In Spanish
planta de Blue Ash
Hortensia
In Greek
φυτό Blue Ash
υδραγεία
In Portuguese
planta Blue Ash
Hortênsia
In Polish
Blue Ash roślin
Hortensja
In Latin
Blue Ash herba
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Anthophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Asterales
Family
Oleaceae
Asteraceae
Genus
Fraxinus
Centaurea
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Oleeae
Cynareae
Subfamily
-
Carduoideae
Number of Species
65250
1
27800
👆🏻