Life Span
Perennial
Perennial
Type
Flowering Plants
Tree
Origin
North-Central United States, Central United States, Western United States, Texas
North America
Types
Blue Toadflax, Old-Field Toadflax
Water elm
Number of Varieties
3035
0
40000
👆🏻
Habitat
Cultivated Beds
Floodplains, Hillside, stream banks, Swamps, Upland
USDA Hardiness Zone
3-93-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
61.00 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm910.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Light Blue, Lavender
Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Tan
Leaf Color in Spring
Light Green, Blue Green, Gray Green
Light Green
Leaf Color in Summer
Blue Green, Gray Green
Dark Green
Leaf Color in Fall
Blue Green, Gray Green
Light Yellow
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oval to egg shaped
Oblique base
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam
Loam
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer, Summer
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Cold climate, Drought, Pollution, Salt
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Divison, Seedlings
Rooted stem cutting, Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Average Water Needs, Requires regular watering, Requires watering in the growing season, Water Deeply
In Summer
Lots of watering
Ample Water
In Spring
Moderate
Average Water
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove dead branches, Remove dead or diseased plant parts, Remove hanging branches
Fertilizers
use all-purpose fertilizers
Fertilize every year, fertilize in growing season, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Foliar disease, Root rot, Spider mites
Bark beetles, Beetles, Borers, Mites, Moth, Red blotch, Scale
Plant Tolerance
Drought
Cold climate, Drought, Salt
Flowers
Showy
Insignificant
Flower Petal Number
Single
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
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bumblebees
-
Allergy
Depression, High blood cholestrol, Pain
allergic reaction, Asthma
Uses
Aesthetic Uses
Showy Purposes
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Food for birds, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
Analgesic, Febrifuge, Stomachic
Antispasmodic, Astringent
Part of Plant Used
Leaves, Root
Bark, Stem, Tree trunks, Wood
Other Uses
-
Used as firewood, Used for woodware, Used in biomass, Used in construction, Used in Furniture, Used in paper industry, Used in pulpwood and lumber production, Wood is used for making furniture, Wood is used for ship building, Wood is used fore making tools, Wood is used in construction, Wood log is used in making fences
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Feature Plant, Shade Trees, Street Trees
Botanical Name
PENSTEMON grandiflorus
ULMUS americana
Common Name
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
American Elm
In Hindi
Wild Snapdragon
अमेरिकी एल्म
In German
Wilde Snapdragon
amerikanische Ulme
In French
Snapdragon sauvage
orme d'Amérique
In Spanish
Salvaje Snapdragon
olmo americano
In Greek
άγρια Snapdragon
American Elm
In Portuguese
Selvagem Snapdragon
olmo americano
In Polish
Dziki Snapdragon
Amerykański wiązu
In Latin
Phlox Ferae
Latin ulmo
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Rosales
Family
Scrophulariaceae
Ulmaceae
Genus
Penstemon
Ulmus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
Scrophularioideae
-
Number of Species
4040
1
27800
👆🏻