Life Span
Annual
Perennial
Type
Perennial
Grass
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Canada, Mexico
Europe, Western Asia
Types
Shrub
Blue Dune Lyme Grass
Number of Varieties
707
0
40000
👆🏻
Habitat
Sunny Edge
Clay soil areas, Loamy soils, Sandy areas, sandy seeps, Well Drained
USDA Hardiness Zone
3-97-9
0
99
👆🏻
AHS Heat Zone
8-1
9 - 7
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Spreading
Plant Size
Minimum Height
60.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
45.70 cm75.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple, Pink, Rose, Violet
Creamy Yellow
Flower Color Modifier
-
Bicolor
Fruit Color
Red, Green, Light Green
-
Leaf Color in Spring
Green
Blue Green, Gray Green
Leaf Color in Summer
Green
Light Green
Leaf Color in Fall
Green
Blue Green, Gray Green
Leaf Color in Winter
Light Green
Tan
Shape
Leaf Shape
Lance shaped
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Summer, Late Summer, Early Fall
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Drought, Soil Compaction
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Root Division
Root Division, Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
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, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
No pruning needed in the early stages, Prune grass to maintain level
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, fertilize in spring
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought, Pollution, Soil Compaction, Wet Site
Flowers
Showy
Insignificant
Flower Petal Number
Single
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
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
Sometimes
Sometimes
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
Butterflies
Allergy
-
Pollen
Uses
Aesthetic Uses
Showy Purposes
Ground Cover, Landscape Designing
Beauty Benefits
-
-
Edible Uses
-
Insignificant
Environmental Uses
Air purification
Air purification, soil erosion prevension on hill slopes, soil stabilisation
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Flowers
Stem
Other Uses
Showy Purposes
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Cutflower, Mixed Border, Wildflower
Dried Flower/Everlasting, Groundcover
Botanical Name
PHYSOSTEGIA
ELYMUS glaucus
Common Name
Physostegia
Blue Lyme Grass, Blue Wildrye
In Hindi
Physostegia
Blue Lyme Grass
In German
Physostegia
Blau Lyme Grass
In French
Physostegia
Bleu Lyme Herbe
In Spanish
Physostegia
Azul hierba de Lyme
In Greek
Physostegia
Μπλε Lyme Grass
In Portuguese
Physostegia
Azul Lyme grama
In Polish
Physostegia
Niebieska Trawa Lyme
In Latin
Physostegia
Blue Lyme Grass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Lamiales
Cyperales
Family
Lamiaceae
Poaceae
Genus
Physostegia
Elymus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
-
Triticeae
Subfamily
-
Pooideae
Number of Species
652
1
27800
👆🏻