Life Span
Perennial
Biennial
Type
Tree
Tree
Origin
-
Central United States, Canada
Types
Honey Locust
Two-petal ash, Single-leaf ash, Fragrant ash
Number of Varieties
1065
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Dry areas, Hills, limestone outcrops, Moist woods
USDA Hardiness Zone
5-84-8
0
99
👆🏻
AHS Heat Zone
9-3
8-4
Sunset Zone
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
2a, 2b, 3a, 3b, 4, 5, 6
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
1,524.00 cm2,500.00 cm
0
3900
👆🏻
Minimum Width
1,066.80 cm100.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Rose, Violet
Green, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Purple, Brown
Green, Tan
Leaf Color in Spring
Red, Crimson, Bronze
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Yellow green
Yellow, Light Yellow
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Spring, Late Spring
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Drought, Salt, Soil Compaction
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Needs a lot of water initially, occasional watering once established
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Cut limbs, Prune in winter, Prune up lowest branches, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
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, Butterflies
Birds
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, soil stabilisation
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative, Tonic
-
Part of Plant Used
Flowers, Seeds, Wood
Inner Bark, Seeds
Other Uses
Fibre, For making oil, Used as a dye, Used as essential oil, Used as fuel, Used for woodware
Used as a dye, Used for woodware, Wood is used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Shade Trees, Street Trees
Botanical Name
ROBINIA 'Purple Robe'
FRAXINUS quadrangulata
Common Name
Hybrid Black Locust, Purple Robe Locust
Blue Ash
In Hindi
Black Locust Tree
Blue Ash plant
In German
Schwarz Locust Tree
Blue Ash Pflanze
In French
Noir Arbre Locust
usine Blue Ash
In Spanish
Negro del árbol de la langosta
planta de Blue Ash
In Greek
Μαύρο Locust Tree
φυτό Blue Ash
In Portuguese
Árvore Locust Preto
planta Blue Ash
In Polish
Robinii akacjowej Drzewo
Blue Ash roślin
In Latin
Locusta arbor Niger
Blue Ash herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Scrophulariales
Family
Fabaceae
Oleaceae
Genus
Robinia
Fraxinus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Robinieae
Oleeae
Subfamily
Faboideae
-
Number of Species
2565
1
27800
👆🏻