Life Span
Biennial
Perennial
Type
Tree
Tree
Origin
Central United States, Canada
-
Types
Two-petal ash, Single-leaf ash, Fragrant ash
Honey Locust
Number of Varieties
6510
0
40000
👆🏻
Habitat
Dry areas, Hills, limestone outcrops, Moist woods
Woodland Garden Canopy
USDA Hardiness Zone
4-85-8
0
99
👆🏻
AHS Heat Zone
8-4
9-3
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
2,500.00 cm1,524.00 cm
0
3900
👆🏻
Minimum Width
100.00 cm1,066.80 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Purple
Rose, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Purple, Brown
Leaf Color in Spring
Green
Red, Crimson, Bronze
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Yellow, Light Yellow
Yellow green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Drought, Salt, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Needs a lot of water initially, occasional watering once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut limbs, Prune in winter, Prune up lowest branches, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
-
Drought, Pollution, Salt, Soil Compaction
Flowers
✔
✘
✔
✘
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
Birds, Butterflies
Allergy
-
Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting, weakness
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification, Shadow Tree, soil stabilisation
Plant Benefits
Medicinal Uses
-
Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative, Tonic
Part of Plant Used
Inner Bark, Seeds
Flowers, Seeds, Wood
Other Uses
Used as a dye, Used for woodware, Wood is used in construction
Fibre, For making oil, Used as a dye, Used as essential oil, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees, Street Trees
Feature Plant, Shade Trees, Street Trees
Botanical Name
FRAXINUS quadrangulata
ROBINIA 'Purple Robe'
Common Name
Blue Ash
Hybrid Black Locust, Purple Robe Locust
In Hindi
Blue Ash plant
Black Locust Tree
In German
Blue Ash Pflanze
Schwarz Locust Tree
In French
usine Blue Ash
Noir Arbre Locust
In Spanish
planta de Blue Ash
Negro del árbol de la langosta
In Greek
φυτό Blue Ash
Μαύρο Locust Tree
In Portuguese
planta Blue Ash
Árvore Locust Preto
In Polish
Blue Ash roślin
Robinii akacjowej Drzewo
In Latin
Blue Ash herba
Locusta arbor Niger
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Fabales
Family
Oleaceae
Fabaceae
Genus
Fraxinus
Robinia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Oleeae
Robinieae
Subfamily
-
Faboideae
Number of Species
6525
1
27800
👆🏻