Life Span
Perennial
Perennial
Type
Tree
Flowering Plants
Origin
Northeastern United States, Mid-Atlantic United States, Central United States, Canada
North-Central United States, Central United States, Western United States, Texas
Types
Blue ash, Single-leaf ash, Fragrant ash
Blue Toadflax, Old-Field Toadflax
Number of Varieties
4530
0
40000
👆🏻
Habitat
Moist Soils
Cultivated Beds
USDA Hardiness Zone
3-73-9
0
99
👆🏻
AHS Heat Zone
7-1
9-1
Sunset Zone
-
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
1,220.00 cm61.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Green, Purple
Pink, Light Blue, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Tan
-
Leaf Color in Spring
Green, Dark Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Dark Green
Blue Green, Gray Green
Leaf Color in Fall
Yellow, Yellow green, Brown, Bronze
Blue Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring, Spring
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun
Full Sun, Partial 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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
use all-purpose fertilizers
Pests and Diseases
Red blotch
Foliar disease, Root rot, Spider mites
Plant Tolerance
Wet Site
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
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bumblebees
Allergy
-
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Wildlife, Windbreak
Air purification
Plant Benefits
Medicinal Uses
Antirheumatic, Diaphoretic, Diuretic, Fever, Gout, Laxative, Ophthalmic, Purgative, Sore Eyes, Sore throat, Tonic
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Inner Bark, Leaves, Tree trunks
Leaves, Root
Other Uses
Basketary, Used as a dye, Used as fuel, Used for woodware
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Shade Trees, Water Gardens
Rock Garden / Wall, Wildflower
Botanical Name
FRAXINUS nigra
PENSTEMON grandiflorus
Common Name
Black Ash, Brown Ash, Swamp Ash
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Black Ash plant
Wild Snapdragon
In German
Black Ash Pflanze
Wilde Snapdragon
In French
plante Black Ash
Snapdragon sauvage
In Spanish
planta de negro de Ceniza
Salvaje Snapdragon
In Greek
φυτό μαύρη τέφρα
άγρια Snapdragon
In Portuguese
planta Black Ash
Selvagem Snapdragon
In Polish
Black Ash roślin
Dziki Snapdragon
In Latin
Black ash herba
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Scrophulariales
Family
Oleaceae
Scrophulariaceae
Genus
Fraxinus
Penstemon
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Oleeae
-
Subfamily
-
Scrophularioideae
Number of Species
1840
1
27800
👆🏻