Life Span
Perennial
Perennial
Type
Flowering Plants
Broadleaf Evergreen
Origin
South-Central United States
Mexico, Central America, South America
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
it is a type of oleander
Number of Varieties
20010
0
40000
👆🏻
Habitat
Rocky areas
coastal environs, disturbed sites, old gardens, open Woodlands, Pastures, Roadsides, Waste areas, waterways
USDA Hardiness Zone
5-89-15
0
99
👆🏻
AHS Heat Zone
12-1
-
Sunset Zone
No Available
21,22
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
30.00 cm240.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm240.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Yellow, Light Yellow, Peach
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Red, Green, Black
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green, Dark Green
Leaf Color in Fall
Green
Dark Green
Leaf Color in Winter
-
Dark Green
Shape
Leaf Shape
Long linear and narrow
Long Narrow
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Loam
Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Drought, Salt
Where to Plant?
Ground
Ground, Pot
How to Plant?
From bulbs
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Needs watering once a week, Water Deeply
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
Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves
Prune to stimulate growth, Remove dead branches
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in spring, slow-release fertilizers
Pests and Diseases
Red blotch
Bacteria, fungus, Insects
Plant Tolerance
Drought
Drought, Pollution, Salt
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
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
-
Allergy
-
Phytodermatitis, Toxic
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
-
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers, Leaves
Whole plant
Other Uses
Showy Purposes, Used as Ornamental plant
For making oil, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Container, Feature Plant, Foundation, Hedges, Mixed Border, Screening, Wind Break, Shade Trees, Street Trees, Topiary, Bonsai, Espalier, Tropical
Botanical Name
PENSTEMON cobaea
THEVETIA peruviana
Common Name
Beardtongue
Yellow Oleander, Lucky Nut
In Hindi
Beardtongue
पीला कनेर
In German
Bartfaden
Gelbe Oleander
In French
beardtongue
Oleander Jaune
In Spanish
beardtongue
Oleander amarillo
In Greek
Beardtongue
κίτρινη πικροδάφνη
In Portuguese
Beardtongue
Oleander amarelo
In Polish
Beardtongue
żółta Oleander
In Latin
ursus lingua
Yellow haurit Cleander
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Gentianales
Family
Scrophulariaceae
Apocynaceae
Genus
Penstemon
Cascabela
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
261100
1
27800
👆🏻