Life Span
Perennial
Perennial
Type
Shrub
Flowering Plants
Origin
United States, Southeastern United States, South-Central United States, Texas, Mexico
North-Central United States, Central United States, Western United States, Texas
Types
-
Blue Toadflax, Old-Field Toadflax
Number of Varieties
230
0
40000
👆🏻
Habitat
Cultivated Beds
Cultivated Beds
USDA Hardiness Zone
8-113-9
0
99
👆🏻
AHS Heat Zone
11-7
9-1
Sunset Zone
H1, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
90.00 cm61.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Magenta, Orange Red
Pink, Light Blue, Lavender
Flower Color Modifier
-
Bicolor
Fruit Color
Brown, Red
-
Leaf Color in Spring
Green, Blue Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Blue Green
Blue Green, Gray Green
Leaf Color in Fall
Green, Blue Green
Blue Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Arrowhead
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground, Pot
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, Alkaline
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount
use all-purpose fertilizers
Pests and Diseases
-
Foliar disease, Root rot, Spider mites
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
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
Hummingbirds
Bumblebees
Allergy
Toxic
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Borders
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antiemetic, Diuretic, Purgative, Tonic
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Flowers, Leaves
Leaves, Root
Other Uses
Used as a general tonic, Used as a rat poison, Used as a vegetable
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Foundation, Mixed Border, Rock Garden, Wall, Wildflower
Rock Garden / Wall, Wildflower
Botanical Name
ERYTHRINA herbacea
PENSTEMON grandiflorus
Common Name
Red cardinal, Cardinal spear
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Red Cardinal
Wild Snapdragon
In German
Red Cardinal
Wilde Snapdragon
In French
Cardinal rouge
Snapdragon sauvage
In Spanish
Cárdenas
Salvaje Snapdragon
In Greek
κόκκινο Καρδινάλιος
άγρια Snapdragon
In Portuguese
Cardeal vermelho
Selvagem Snapdragon
In Polish
Red Cardinal
Dziki Snapdragon
In Latin
Cardinalis Rubrum
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Scrophulariales
Family
Fabaceae
Scrophulariaceae
Genus
Erythrina
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Phaseoleae
-
Subfamily
Faboideae
Scrophularioideae
Number of Species
1040
1
27800
👆🏻