Life Span
Perennial
Perennial
Type
Tree
Flowering Plants
Origin
United States, Central United States
North-Central United States, Central United States, Western United States, Texas
Types
Deciduous Tree
Blue Toadflax, Old-Field Toadflax
Number of Varieties
33430
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Cultivated Beds
USDA Hardiness Zone
5-83-9
0
99
👆🏻
AHS Heat Zone
8-4
9-1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
1,830.00 cm61.00 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green, Chartreuse
Pink, Light Blue, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Chocolate
-
Leaf Color in Spring
Green, Gray Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Gray Green, Dark Green
Blue Green, Gray Green
Leaf Color in Fall
Yellow, Tan, Brown
Blue Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
oblong or obovate
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
Clay, Loam
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Water during dry weather
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, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Phosphorous
use all-purpose fertilizers
Pests and Diseases
Anthracnose, Sunken patches
Foliar disease, Root rot, Spider mites
Plant Tolerance
Drought
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
Coarse
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bumblebees
Allergy
Severe allergen
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Beautification
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antiseptic, Astringent, Emetic, Febrifuge, Tonic
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Seeds
Leaves, Root
Other Uses
Roasted seed is used as a coffee substitute, Used as a thickening in stews, Wood is used for making furniture
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Rock Garden / Wall, Wildflower
Botanical Name
QUERCUS imbricaria
PENSTEMON grandiflorus
Common Name
Shingle Oak
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Shingle Oak
Wild Snapdragon
In German
Kies Eiche
Wilde Snapdragon
In French
Shingle Oak
Snapdragon sauvage
In Spanish
teja de madera de roble
Salvaje Snapdragon
In Greek
βότσαλα Oak
άγρια Snapdragon
In Portuguese
Shingle Oak
Selvagem Snapdragon
In Polish
gont Oak
Dziki Snapdragon
In Latin
Quercus imbricaria
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Scrophulariales
Family
Fagaceae
Scrophulariaceae
Genus
Quercus
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Fagoideae
Scrophularioideae
Number of Species
840
1
27800
👆🏻