Life Span
Perennial
Biennial
Type
Tree
Tree
Origin
North America, United States, Southwestern United States, California, Mexico
Central United States, Canada
Types
Lebombo ironwood, Giant ironwood
Two-petal ash, Single-leaf ash, Fragrant ash
Number of Varieties
565
0
40000
👆🏻
Habitat
Desert, Dry areas
Dry areas, Hills, limestone outcrops, Moist woods
USDA Hardiness Zone
8-124-8
0
99
👆🏻
AHS Heat Zone
12-9
8-4
Sunset Zone
8, 9, 11, 12, 13, 14, 18, 19, 20, 21, 22, 23
2a, 2b, 3a, 3b, 4, 5, 6
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
610.00 cm2,500.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm100.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Pink, Lavender
Green, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Chocolate, Black
Green, Tan
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Gray Green, Gray
Green
Leaf Color in Fall
Gray Green, Gray
Yellow, Light Yellow
Leaf Color in Winter
Gray Green, Gray
-
Shape
Leaf Shape
Small oblong
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Slow
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Transplanting
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Never Over-water
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
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
-
Flowers
Showy
Insignificant
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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Birds
Allergy
-
-
Uses
Aesthetic Uses
Beautification, Landscape Designing, Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Seeds, Stem
Inner Bark, Seeds
Other Uses
Carvings, Knife handles
Used as a dye, Used for woodware, Wood is used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Screening / Wind Break, Shade Trees
Shade Trees, Street Trees
Botanical Name
OLNEYA tesota
FRAXINUS quadrangulata
Common Name
Ironwood
Blue Ash
In Hindi
रेगिस्तान आइरनवुड
Blue Ash plant
In German
Wüsteneisenholz
Blue Ash Pflanze
In French
désert Ironwood
usine Blue Ash
In Spanish
Ironwood desierto
planta de Blue Ash
In Greek
Ironwood έρημο
φυτό Blue Ash
In Portuguese
deserto Ironwood
planta Blue Ash
In Polish
pustynia Ironwood
Blue Ash roślin
In Latin
desert ironwood
Blue Ash herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Scrophulariales
Family
Fabaceae
Oleaceae
Genus
Olneya
Fraxinus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Robinieae
Oleeae
Subfamily
Faboideae
-
Number of Species
3065
1
27800
👆🏻