Life Span
Perennial
Perennial
Type
Grass
Perennial
Origin
Europe, Western Asia
Eastern Europe, Russia, Siberia
Types
Blue Dune Lyme Grass
Iris sibirica
Number of Varieties
790
0
40000
👆🏻
Habitat
Clay soil areas, Loamy soils, Sandy areas, sandy seeps, Well Drained
Damp shady woods, Pastures
USDA Hardiness Zone
7-93-8
0
99
👆🏻
AHS Heat Zone
9 - 7
7-1
Sunset Zone
H1, H2, 7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Spreading
Clump-Forming
Plant Size
Minimum Height
150.00 cm50.80 cm
0
3900
👆🏻
Minimum Width
75.00 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Creamy Yellow
White, Purple, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Blue Green, Gray Green
Green, Dark Green
Leaf Color in Summer
Light Green
Green, Dark Green
Leaf Color in Fall
Blue Green, Gray Green
Green, Dark Green
Leaf Color in Winter
Tan
Light Green
Shape
Leaf Shape
Grass like
Linear
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall, Winter
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Pollution, Drought, Soil Compaction
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Root Division, Rooted stem cutting, Seedlings
Bulbs, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, occasional watering once established
Keep ground moist
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
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
No pruning needed in the early stages, Prune grass to maintain level
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, fertilize in spring
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought, Pollution, Soil Compaction, Wet Site
Drought
Flowers
✔
✘
✔
✘
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
Coarse
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
pollinators
Allergy
Pollen
allergic reaction, Skin irritation
Uses
Aesthetic Uses
Ground Cover, Landscape Designing
Bog Garden, Showy Purposes, Woodland margins
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, soil erosion prevension on hill slopes, soil stabilisation
Air purification
Plant Benefits
Medicinal Uses
-
Expectorant
Part of Plant Used
Stem
Flowers, Root
Other Uses
Used as Ornamental plant
Used as an insecticide
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower/Everlasting, Groundcover
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
ELYMUS glaucus
IRIS sibirica
Common Name
Blue Lyme Grass, Blue Wildrye
Siberian Iris
In Hindi
Blue Lyme Grass
Siberian Iris
In German
Blau Lyme Grass
Sibirische Schwertlilie
In French
Bleu Lyme Herbe
L'Iris de Sibérie
In Spanish
Azul hierba de Lyme
Siberian Iris
In Greek
Μπλε Lyme Grass
Siberian Iris
In Portuguese
Azul Lyme grama
Siberian Iris
In Polish
Niebieska Trawa Lyme
Kosaciec syberyjski
In Latin
Blue Lyme Grass
Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheobionta
Class
Liliopsida
Liliopsida
Order
Cyperales
Liliales
Family
Poaceae
Iridaceae
Genus
Elymus
Iris
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Monocots
Tribe
Triticeae
Irideae
Subfamily
Pooideae
Iridoideae
Number of Species
2300
1
27800
👆🏻