Life Span
Perennial
Perennial
Type
Tree
Grass
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
Europe, Western Asia
Types
Juglans nigra
Blue Dune Lyme Grass
Number of Varieties
107
0
40000
👆🏻
Habitat
bottomlands, Moist woods
Clay soil areas, Loamy soils, Sandy areas, sandy seeps, Well Drained
USDA Hardiness Zone
4-97-9
0
99
👆🏻
AHS Heat Zone
9-3
9 - 7
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Spreading
Plant Size
Minimum Height
1,830.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
1,830.00 cm75.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Creamy Yellow
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Chocolate
-
Leaf Color in Spring
Green
Blue Green, Gray Green
Leaf Color in Summer
Green, Dark Green
Light Green
Leaf Color in Fall
Yellow, Dark Green, Yellow green, Gold
Blue Green, Gray Green
Leaf Color in Winter
-
Tan
Shape
Leaf Shape
Pinnate
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site, Pollution, Drought, Soil Compaction
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Root Division, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Average Water Needs, occasional watering once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
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
No pruning needed in the early stages, Prune grass to maintain level
Fertilizers
Apply NPK fertilizer at the ratio of 6-24-24
All-Purpose Liquid Fertilizer, fertilize in spring
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
-
Drought, Pollution, Soil Compaction, Wet Site
Flowers
Insignificant
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
Coarse
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies
Butterflies
Allergy
Anaphylaxis, Toxic
Pollen
Uses
Aesthetic Uses
-
Ground Cover, Landscape Designing
Beauty Benefits
Good for skin
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree
Air purification, soil erosion prevension on hill slopes, soil stabilisation
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
-
Part of Plant Used
Fruits
Stem
Other Uses
Used As Food, Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Dried Flower/Everlasting, Groundcover
Botanical Name
JUGLANS nigra
ELYMUS glaucus
Common Name
Black Walnut
Blue Lyme Grass, Blue Wildrye
In Hindi
काले अखरोट के पेड़
Blue Lyme Grass
In German
Schwarz Walnussbaum
Blau Lyme Grass
In French
Noir noyer
Bleu Lyme Herbe
In Spanish
nogal negro
Azul hierba de Lyme
In Greek
Μαύρη καρυδιά
Μπλε Lyme Grass
In Portuguese
nogueira preta
Azul Lyme grama
In Polish
Czarny orzech drzewo
Niebieska Trawa Lyme
In Latin
Niger walnut tree
Blue Lyme Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Juglandales
Cyperales
Family
Juglandaceae
Poaceae
Genus
Juglans
Elymus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
Juglandeae
Triticeae
Subfamily
Juglandinae
Pooideae
Number of Species
162
1
27800
👆🏻