Life Span
Perennial
Perennial
Type
Flowering Plants
Tree
Origin
South-Central United States
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Black walnut
Number of Varieties
20030
0
40000
👆🏻
Habitat
Rocky areas
Cold Regions, Hills, Hillside
USDA Hardiness Zone
5-84-8
0
99
👆🏻
AHS Heat Zone
12-1
7-1
Sunset Zone
No Available
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
30.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Brown
Leaf Color in Spring
Green
Green, Copper
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Dark Green, Yellow green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long linear and narrow
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Medium
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought, Frost
Where to Plant?
Ground
Ground
How to Plant?
From bulbs
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Requires watering in the growing season, Water Deeply, Water when top layer of soil becomes dry
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
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in spring, Nitrogen
Pests and Diseases
Red blotch
Anthracnose, Armillaria mellea, Blight, Caterpillars, Crown gall, Crown rot, fungus, Powdery mildew, Red blotch
Plant Tolerance
Drought
Drought, Frost
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
-
Allergy
-
Severe allergen
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shadow Tree, Shelter for wildlife, Windbreak
Plant Benefits
Medicinal Uses
-
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Flowers, Leaves
Fruits, Seeds
Other Uses
Showy Purposes, Used as Ornamental plant
Economic Purpose, Used as a dye, Used as firewood, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
Edible, Feature Plant, Shade Trees
Botanical Name
PENSTEMON cobaea
JUGLANS regia
Common Name
Beardtongue
English Walnut
In Hindi
Beardtongue
अंग्रेजी अखरोट
In German
Bartfaden
Englisch Walnut
In French
beardtongue
Anglais Noyer
In Spanish
beardtongue
Inglés nuez
In Greek
Beardtongue
Αγγλικά Καρυδιά
In Portuguese
Beardtongue
Inglês Walnut
In Polish
Beardtongue
orzech włoski
In Latin
ursus lingua
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
Equisetopsida
Magnoliopsida
Order
Lamiales
Fagales
Family
Scrophulariaceae
Juglandaceae
Genus
Penstemon
Juglans
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandoideae
Number of Species
26121
1
27800
👆🏻