Life Span
Perennial
Perennial
Type
Tree
Flowering Plants
Origin
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
North-Central United States, Central United States, Western United States, Texas
Types
Juglans nigra
Blue Toadflax, Old-Field Toadflax
Number of Varieties
1030
0
40000
👆🏻
Habitat
bottomlands, Moist woods
Cultivated Beds
USDA Hardiness Zone
4-93-9
0
99
👆🏻
AHS Heat Zone
9-3
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Oval or Rounded
Upright/Erect
Plant Size
Minimum Height
1,830.00 cm61.00 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Pink, Light Blue, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Dark Green
Blue Green, Gray Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Blue Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings, Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
use all-purpose fertilizers
Pests and Diseases
Red blotch
Foliar disease, Root rot, Spider mites
Plant Tolerance
-
Drought
Flowers
Insignificant
Showy
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
Coarse
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Bumblebees
Allergy
Anaphylaxis, Toxic
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
Good for skin
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Cancer, Coronary diseases, Cures constipation, Diarrhea, Diphtheria, High cholestrol, Immunity, Intestinal worms, Leukemia, Skin wounds, Sore throat, Syphilis, Use as a gargle
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Fruits
Leaves, Root
Other Uses
Used As Food, Used as Ornamental plant
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Rock Garden / Wall, Wildflower
Botanical Name
JUGLANS nigra
PENSTEMON grandiflorus
Common Name
Black Walnut
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
काले अखरोट के पेड़
Wild Snapdragon
In German
Schwarz Walnussbaum
Wilde Snapdragon
In French
Noir noyer
Snapdragon sauvage
In Spanish
nogal negro
Salvaje Snapdragon
In Greek
Μαύρη καρυδιά
άγρια Snapdragon
In Portuguese
nogueira preta
Selvagem Snapdragon
In Polish
Czarny orzech drzewo
Dziki Snapdragon
In Latin
Niger walnut tree
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Juglandales
Scrophulariales
Family
Juglandaceae
Scrophulariaceae
Genus
Juglans
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Juglandeae
-
Subfamily
Juglandinae
Scrophularioideae
Number of Species
1640
1
27800
👆🏻