Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Northeastern United States, Mid-Atlantic United States, Central United States, Canada
-
Types
Blue ash, Single-leaf ash, Fragrant ash
Honey Locust
Number of Varieties
4510
0
40000
👆🏻
Habitat
Moist Soils
Woodland Garden Canopy
USDA Hardiness Zone
3-75-8
0
99
👆🏻
AHS Heat Zone
7-1
9-3
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
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
1,220.00 cm1,524.00 cm
0
3900
👆🏻
Minimum Width
610.00 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, Dark Green
Red, Crimson, Bronze
Leaf Color in Summer
Dark Green
Green, Blue Green
Leaf Color in Fall
Yellow, Yellow green, Brown, Bronze
Yellow green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Spring, Spring
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Pollution, Drought, Salt, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
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
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun
Full Sun
Pruning
Prune in fall, Prune in winter, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove short twigs
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
Wet Site
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
Glossy
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
Showy Purposes
Beauty Benefits
-
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Wildlife, Windbreak
Air purification, Shadow Tree, soil stabilisation
Plant Benefits
Medicinal Uses
Antirheumatic, Diaphoretic, Diuretic, Fever, Gout, Laxative, Ophthalmic, Purgative, Sore Eyes, Sore throat, Tonic
Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative, Tonic
Part of Plant Used
Inner Bark, Leaves, Tree trunks
Flowers, Seeds, Wood
Other Uses
Basketary, Used as a dye, Used as fuel, Used for woodware
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, Water Gardens
Feature Plant, Shade Trees, Street Trees
Botanical Name
FRAXINUS nigra
ROBINIA 'Purple Robe'
Common Name
Black Ash, Brown Ash, Swamp Ash
Hybrid Black Locust, Purple Robe Locust
In Hindi
Black Ash plant
Black Locust Tree
In German
Black Ash Pflanze
Schwarz Locust Tree
In French
plante Black Ash
Noir Arbre Locust
In Spanish
planta de negro de Ceniza
Negro del árbol de la langosta
In Greek
φυτό μαύρη τέφρα
Μαύρο Locust Tree
In Portuguese
planta Black Ash
Árvore Locust Preto
In Polish
Black Ash roślin
Robinii akacjowej Drzewo
In Latin
Black 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
1825
1
27800
👆🏻