Life Span
Perennial
Perennial
Type
Flowering Plants, Succulent
Flowering Plants
Origin
Southeastern United States
Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States
Types
Golden Sword, Ivory Tower, Color Guard
Penstemon
Number of Varieties
1515
0
40000
👆🏻
Habitat
Dry areas, Hot climate regions
Fields, open Woodlands, Wood Margins
USDA Hardiness Zone
4-103-8
0
99
👆🏻
AHS Heat Zone
-
8-1
Sunset Zone
8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
45.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green
Dark Red
Leaf Color in Summer
Green
Dark Red
Leaf Color in Fall
Green, Several shades of Green
Dark Red
Leaf Color in Winter
Green
-
Shape
Leaf Shape
Long Linear
Lance-shaped to oblong
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Neutral, Slightly Acidic, Slightly Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Late Summer, Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Seedlings
Root Division, Seedlings, Softwood cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do not let dry out between waterings
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral, Alkaline
Soil Type
-
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Prune if you want to improve plant shape, Remove damaged leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Do not let fertilizers touch the leaves, Less fertilizing
Complete balanced fertilizer
Pests and Diseases
Bacterial Blight, Botrytis Blight, Leaf spot
Leaf spot, Root rot
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single, Double
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Fine
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies, Flies
Birds, Hummingbirds, Butterflies
Allergy
-
Mild Allergen
Uses
Aesthetic Uses
Showy Purposes
Borders, Wild gardens
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Tooth ache
Part of Plant Used
Flowers, Root
Root
Other Uses
Decoration Purposes
Showy Purposes
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Cottage garden
Cutflower, Mixed Border, Wildflower
Botanical Name
Yucca filamentosa
PENSTEMON digitalis 'Husker Red'
Common Name
Adam's needle, common yucca, Spanish bayonet, bear-grass, needle-palm, silk-grass, and spoon-leaf yucca
Husker Red Penstemon, Talus Slope Penstemon
In Hindi
Adam's needle
Talus Slope Penstemon
In German
Fädige Palmlilie
Gehängeschutt Penstemon
In French
Yucca filamentosa
Talus Slope Penstemon
In Spanish
Yucca filamentosa
Astrágalo pendiente Penstemon
In Greek
Adam's Needle
Αστράγαλος Κλίση Penstemon
In Portuguese
Adam's Needle
Talus Penstemon Slope
In Polish
Jukka karolińska
Talus Slope Penstemon
In Latin
Adam's Needle
Talus Clivo Persicaria
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Liliales
Scrophulariales
Family
Agavaceae
Scrophulariaceae
Genus
Yucca
Penstemon
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Agavoideae
-
Number of Species
30280
1
27800
👆🏻