Life Span
Perennial
Annual and Perennial
Type
Flowering Plants
Tree
Origin
North-Central United States, Central United States, Western United States, Texas
South America, Brazil
Types
Blue Toadflax, Old-Field Toadflax
Rosea, Chrysotricha, Impetiginosa, Avellanedae
Number of Varieties
3025
0
40000
👆🏻
Habitat
Cultivated Beds
Dry areas, Forest edges
USDA Hardiness Zone
3-99-12
0
99
👆🏻
AHS Heat Zone
9-1
12-8
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
H1, 13, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
61.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm1,070.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Light Blue, Lavender
Yellow, Lemon yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sandy Brown
Leaf Color in Spring
Light Green, Blue Green, Gray Green
Green, Light Green
Leaf Color in Summer
Blue Green, Gray Green
Green, Gray Green
Leaf Color in Fall
Blue Green, Gray Green
Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oval to egg shaped
Oblong
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Slow
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Early Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Divison, Seedlings
Seedlings, Seperation, Vegetative Reproduction
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Keep the ground moist but not water-logged, Requires watering in the growing season, Water more in summer, Water occasionally
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut leaves after fall, Pinch or prune as they grow to promote branching and bushiness, Prune before Winter, Prune when plant is dormant, Remove dead leaves, Remove deadheads
Fertilizers
use all-purpose fertilizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Foliar disease, Root rot, Spider mites
Pests and diseases free, Red blotch
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bumblebees
-
Allergy
Depression, High blood cholestrol, Pain
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Analgesic, Febrifuge, Stomachic
-
Part of Plant Used
Leaves, Root
Leaves, Wood
Other Uses
-
Wood is used for making furniture, Wood is used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Feature Plant, Shade Trees, Street Trees, Tropical
Botanical Name
PENSTEMON grandiflorus
HANDROANTHUS billbergii
Common Name
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
Guayacán, Tabebuia
In Hindi
Wild Snapdragon
Tabebuia
In German
Wilde Snapdragon
Tabebuia
In French
Snapdragon sauvage
Tabebuia
In Spanish
Salvaje Snapdragon
Tabebuia
In Greek
άγρια Snapdragon
Tabebuia
In Portuguese
Selvagem Snapdragon
Tabebuia
In Polish
Dziki Snapdragon
Tabebuia
In Latin
Phlox Ferae
Tabebuia
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
-
Order
Scrophulariales
Lamiales
Family
Scrophulariaceae
Bignoniaceae
Genus
Penstemon
Tabebuia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Scrophularioideae
-
Number of Species
4067
1
27800
👆🏻