Life Span
Perennial
Perennial
Type
Grass
Perennial
Origin
Europe, Asia
Eastern Europe, Russia, Siberia
Types
Blue Oat grass
Iris sibirica
Number of Varieties
-90
0
40000
👆🏻
Habitat
Cropland, gardens, Grassland, Roadsides
Damp shady woods, Pastures
USDA Hardiness Zone
4-93-8
0
99
👆🏻
AHS Heat Zone
-
7-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 15, 16, 17, 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
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
20.50 cm50.80 cm
0
3900
👆🏻
Minimum Width
30.50 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Brown
White, Purple, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Gray Green
Green, Dark Green
Leaf Color in Summer
Light Green
Green, Dark Green
Leaf Color in Fall
Dark Green
Green, Dark Green
Leaf Color in Winter
Tan, Brown
Light Green
Shape
Leaf Shape
Grass like
Linear
Thorns
✔
✘
✔
✘
Plant Season
-
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Bulbs, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Does not require lot of watering, Water occasionally
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
Acidic, Neutral
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
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
-
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
pollinators
Allergy
Asthma, Itchy eyes
allergic reaction, Skin irritation
Uses
Aesthetic Uses
-
Bog Garden, Showy Purposes, Woodland margins
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Arthritis, Headache, Stomach pain
Expectorant
Part of Plant Used
Whole plant
Flowers, Root
Other Uses
Used as a nutritious food item
Used as an insecticide
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Feature Plant, Groundcover
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
ARRHENATHERUM
IRIS sibirica
Common Name
Oatgrass
Siberian Iris
In Hindi
जई घास
Siberian Iris
In German
Ährengras
Sibirische Schwertlilie
In French
Folle avoine
L'Iris de Sibérie
In Spanish
oat Grass
Siberian Iris
In Greek
βρώμη Grass
Siberian Iris
In Portuguese
aveia-
Siberian Iris
In Polish
Owies trawa
Kosaciec syberyjski
In Latin
oat Grass
Siberian Iris
Kingdom
Plantae
Plantae
Phylum
-
Tracheobionta
Class
Liliopsida
Liliopsida
Order
Poales
Liliales
Family
Poaceae
Iridaceae
Genus
Danthonia
Iris
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Monocots
Tribe
Aveneae
Irideae
Subfamily
Danthonioideae
Iridoideae
Number of Species
450300
1
27800
👆🏻