Life Span
Perennial
Perennial
Type
Ornamental Grasses and Bamboo
Perennial
Origin
Southern Europe, Western Europe, Mediterranean
Eastern Europe, Russia, Siberia
Types
-
-
Number of Varieties
1010
0
40000
👆🏻
Habitat
Desert, Dry areas, Dry Forest, Rocky areas
Grassland, Pastures, Swamps
USDA Hardiness Zone
4-93-8
0
99
👆🏻
AHS Heat Zone
9 - 1
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 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
Cushion/Mound-forming
Clump-Forming
Plant Size
Minimum Height
45.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
60.96 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Green
Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Blue Green, Silver, Gray
Green
Leaf Color in Summer
Light Green
Green
Leaf Color in Fall
Blue Green, Silver, Gray
Green
Leaf Color in Winter
Blue Green, Tan, Silver, Gray
Light Green
Shape
Leaf Shape
Grass like
Long Narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer
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
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Salt
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Rooted stem cutting, Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, occasional watering once established, Requires regular watering, Requires watering in the growing season
Keep the ground moist but not water-logged, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Cut or pinch the stems, Pinch Tips, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Salt
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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies, Hummingbirds
Butterflies
Allergy
Asthma, Itchiness, Rash, Rhinitis
-
Uses
Aesthetic Uses
Ground Cover
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Stem
Flowers, Leaves
Other Uses
Used as Ornamental plant
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Mixed Border, Rock Garden / Wall
Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
HELICTOTRICHON sempervirens
IRIS sibirica 'Caesar's Brother'
Common Name
Blue Oat Grass
Siberian Iris
In Hindi
ब्लू जई घास
Caesar's Brother Siberian Iris
In German
Blau Ährengras
Caesars Bruder Sibirische Iris
In French
Bleu Oat Grass
Frère Iris de Sibérie de César
In Spanish
Azul hierba de avena
De César Hermano Siberian Iris
In Greek
Μπλε βρώμης Grass
Καίσαρα Αδελφός Σιβηρίας Iris
In Portuguese
Azul Aveia
Irmão de César Siberian Iris
In Polish
Niebieski Owies trawa
Cezara Brat syberyjski Iris
In Latin
Blue Oat Grass
Caesaris Frater Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Liliopsida
Liliopsida
Order
Poales
Asparagales
Family
Poaceae
Iridaceae
Genus
Helictotrichon
Abelia
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Monocots
Tribe
Aveneae
-
Subfamily
Pooideae
Iridoideae
Number of Species
7035
1
27800
👆🏻