Life Span
Perennial
Perennial
Type
Shrub
Flowering Plants
Origin
Madagascar
North-Central United States, Central United States, Western United States, Texas
Types
Euphorbia tithymaloides tithymaloides, Euphorbia tithymaloides angustifolia
Blue Toadflax, Old-Field Toadflax
Number of Varieties
830
0
40000
👆🏻
Habitat
subtropical regions, Tropical regions
Cultivated Beds
USDA Hardiness Zone
9-133-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
H2, 13, 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
30.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Purple, Orange, Pink, Magenta
Pink, Light Blue, Lavender
Flower Color Modifier
-
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Gray Green, Burgundy
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Gray Green
Blue Green, Gray Green
Leaf Color in Fall
Green, Gray Green
Blue Green, Gray Green
Leaf Color in Winter
Green, Gray Green
-
Shape
Leaf Shape
Ovate
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial 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
Late Spring, Early Summer, Summer, Indeterminate
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings, Softwood cuttings
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
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
Neutral, Alkaline
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial 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
All-Purpose Liquid Fertilizer
use all-purpose fertilizers
Pests and Diseases
Red blotch
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
Bold
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
Bumblebees
Allergy
Carcinogenic, Diarrhea, Skin irritation, Toxic
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Cottage Garden, Showy Purposes
Showy Purposes
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Asthma, Emetic, Inflammation, Intestinal worms
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Leaves, Root
Leaves, Root
Other Uses
Tea-like beverage can be brewed, Used as Ornamental plant, Used for its medicinal properties
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Houseplant, Mixed Border, Rock Garden, Wall, Tropical
Rock Garden / Wall, Wildflower
Botanical Name
Euphorbia tithymaloides
PENSTEMON grandiflorus
Common Name
Devil's Backbone
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Devil's Backbone
Wild Snapdragon
In German
Devil's Backbone
Wilde Snapdragon
In French
Backbone du Diable
Snapdragon sauvage
In Spanish
El espinazo del diablo
Salvaje Snapdragon
In Greek
Devil's Backbone
άγρια Snapdragon
In Portuguese
Espinha do Diabo
Selvagem Snapdragon
In Polish
Kręgosłup diabła
Dziki Snapdragon
In Latin
Narum diaboli
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Malpighiales
Scrophulariales
Family
Crassulaceae
Scrophulariaceae
Genus
Euphorbia
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Euphorbieae
-
Subfamily
Euphorbioideae
Scrophularioideae
Number of Species
200040
1
27800
👆🏻