Life Span
Perennial
Biennial
Type
Perennial
Tree
Origin
California
Central United States, Canada
Types
-
Two-petal ash, Single-leaf ash, Fragrant ash
Number of Varieties
165
0
40000
👆🏻
Habitat
Chaparral, River side
Dry areas, Hills, limestone outcrops, Moist woods
USDA Hardiness Zone
7-104-8
0
99
👆🏻
AHS Heat Zone
9-1
8-4
Sunset Zone
H1, 4, 5, 6, 7, 8, 9, 10, 11, 12, 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
120.00 cm2,500.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm100.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow
Green, Purple
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
Green, Tan
Leaf Color in Spring
Gray Green
Green
Leaf Color in Summer
Gray Green
Green
Leaf Color in Fall
Gray Green
Yellow, Light Yellow
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Lance shaped
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Spring, Early Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Seedlings
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs watering once a week, Water well when planted
Average Water Needs
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
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
prune nearly to the ground in late fall
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
organic fertlizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Verticillium Wilt
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
-
Medium
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
Birds
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
antimicrobial, Astringent, Gum Problems, Stomach pain
-
Part of Plant Used
Flower Stalk
Inner Bark, Seeds
Other Uses
Used as Ornamental plant
Used as a dye, Used for woodware, Wood is used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Groundcover, Mixed Border, Wildflower
Shade Trees, Street Trees
Botanical Name
ROMNEYA coulteri
FRAXINUS quadrangulata
Common Name
Matilija Poppy
Blue Ash
In Hindi
Matilija Poppy
Blue Ash plant
In German
Matilija Poppy
Blue Ash Pflanze
In French
Matilija Poppy
usine Blue Ash
In Spanish
Matilija amapola
planta de Blue Ash
In Greek
Matilija παπαρούνας
φυτό Blue Ash
In Portuguese
Matilija Poppy
planta Blue Ash
In Polish
Matilija Poppy
Blue Ash roślin
In Latin
Matilija Poppy
Blue Ash herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Papaverales
Scrophulariales
Family
Papaveraceae
Oleaceae
Genus
Romneya
Fraxinus
Clade
Angiosperms, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Oleeae
Subfamily
Papaveroideae
-
Number of Species
265
1
27800
👆🏻