Life Span
Perennial
Perennial
Type
Flowering Plants
Tree
Origin
North-Central United States, Central United States, Western United States, Texas
United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Texas, Canada
Types
Blue Toadflax, Old-Field Toadflax
Juglans nigra
Number of Varieties
3010
0
40000
👆🏻
Habitat
Cultivated Beds
bottomlands, Moist woods
USDA Hardiness Zone
3-94-9
0
99
👆🏻
AHS Heat Zone
9-1
9-3
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 10
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
61.00 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm1,830.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Light Blue, Lavender
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Chocolate
Leaf Color in Spring
Light Green, Blue Green, Gray Green
Green
Leaf Color in Summer
Blue Green, Gray Green
Green, Dark Green
Leaf Color in Fall
Blue Green, Gray Green
Yellow, Dark Green, Yellow green, Gold
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oval to egg shaped
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer, Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Cuttings, Divison, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Average Water Needs, Requires regular watering
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
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
Prune in early spring, Prune when plant is dormant, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
use all-purpose fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
Pests and Diseases
Foliar disease, Root rot, Spider mites
Red blotch
Plant Tolerance
Drought
-
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
Bumblebees
Birds, Butterflies
Allergy
Depression, High blood cholestrol, Pain
Anaphylaxis, Toxic
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Analgesic, Febrifuge, Stomachic
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Part of Plant Used
Leaves, Root
Fruits
Other Uses
-
Used As Food, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Rock Garden / Wall, Wildflower
Feature Plant, Shade Trees
Botanical Name
PENSTEMON grandiflorus
JUGLANS nigra
Common Name
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
Black Walnut
In Hindi
Wild Snapdragon
काले अखरोट के पेड़
In German
Wilde Snapdragon
Schwarz Walnussbaum
In French
Snapdragon sauvage
Noir noyer
In Spanish
Salvaje Snapdragon
nogal negro
In Greek
άγρια Snapdragon
Μαύρη καρυδιά
In Portuguese
Selvagem Snapdragon
nogueira preta
In Polish
Dziki Snapdragon
Czarny orzech drzewo
In Latin
Phlox Ferae
Niger walnut tree
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Scrophulariales
Juglandales
Family
Scrophulariaceae
Juglandaceae
Genus
Penstemon
Juglans
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
Scrophularioideae
Juglandinae
Number of Species
4016
1
27800
👆🏻