Life Span
Biennial
Perennial
Type
Tree
Perennial
Origin
Central United States, Canada
California
Types
Two-petal ash, Single-leaf ash, Fragrant ash
-
Number of Varieties
651
0
40000
👆🏻
Habitat
Dry areas, Hills, limestone outcrops, Moist woods
Chaparral, River side
USDA Hardiness Zone
4-87-10
0
99
👆🏻
AHS Heat Zone
8-4
9-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6
H1, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
2,500.00 cm120.00 cm
0
3900
👆🏻
Minimum Width
100.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Purple
White, Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Green, Tan
Leaf Color in Spring
Green
Gray Green
Leaf Color in Summer
Green
Gray Green
Leaf Color in Fall
Yellow, Light Yellow
Gray Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Early Spring, Spring, Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Cuttings, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Needs watering once a week, Water well when planted
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
prune nearly to the ground in late fall
Fertilizers
All-Purpose Liquid Fertilizer
organic fertlizers
Pests and Diseases
Red blotch
Verticillium Wilt
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
-
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bees, Birds, Butterflies
Allergy
-
-
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
-
antimicrobial, Astringent, Gum Problems, Stomach pain
Part of Plant Used
Inner Bark, Seeds
Flower Stalk
Other Uses
Used as a dye, Used for woodware, Wood is used in construction
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees, Street Trees
Feature Plant, Groundcover, Mixed Border, Wildflower
Botanical Name
FRAXINUS quadrangulata
ROMNEYA coulteri
Common Name
Blue Ash
Matilija Poppy
In Hindi
Blue Ash plant
Matilija Poppy
In German
Blue Ash Pflanze
Matilija Poppy
In French
usine Blue Ash
Matilija Poppy
In Spanish
planta de Blue Ash
Matilija amapola
In Greek
φυτό Blue Ash
Matilija παπαρούνας
In Portuguese
planta Blue Ash
Matilija Poppy
In Polish
Blue Ash roślin
Matilija Poppy
In Latin
Blue Ash herba
Matilija Poppy
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Papaverales
Family
Oleaceae
Papaveraceae
Genus
Fraxinus
Romneya
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots
Tribe
Oleeae
-
Subfamily
-
Papaveroideae
Number of Species
652
1
27800
👆🏻