Life Span
Annual
Perennial
Type
Perennial
Perennial
Origin
Europe, Asia
Eastern Europe, Russia, Siberia
Types
Winged flax, Bristle flax, Fairy flax
Iris sibirica
Number of Varieties
490
0
40000
👆🏻
Habitat
Cultivated Beds
Damp shady woods, Pastures
USDA Hardiness Zone
4-83-8
0
99
👆🏻
AHS Heat Zone
9-7
7-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 13, 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
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
45.72 cm50.80 cm
0
3900
👆🏻
Minimum Width
45.72 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Sky Blue
White, Purple, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan
-
Leaf Color in Spring
Green, Blue Green
Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Green, Blue Green
Green, Dark Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Narrow
Linear
Thorns
✔
✘
✔
✘
Plant Season
Summer
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, 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
Average Water Needs, Requires watering in the growing season
Keep ground moist
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
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Midseason Pruning, Prune in fall, 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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies, Flies
pollinators
Allergy
Cyanide poisoning
allergic reaction, Skin irritation
Uses
Aesthetic Uses
Showy Purposes
Bog Garden, Showy Purposes, Woodland margins
Beauty Benefits
Good for skin
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antirheumatic, Carminative, Emollient, Ophthalmic, Poultice, Stomachic
Expectorant
Part of Plant Used
Flowers, Seeds
Flowers, Root
Other Uses
Cosmetics, Fibre, For making oil, Used in paper industry
Used as an insecticide
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Mixed Border, Rock Garden, Wall, Wildflower
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
LINUM perenne
IRIS sibirica
Common Name
Perennial Flax, Blue flax, Alpine flax
Siberian Iris
In Hindi
Blue Flax Plant
Siberian Iris
In German
Blaue Flachspflanze
Sibirische Schwertlilie
In French
Bleu lin Plante
L'Iris de Sibérie
In Spanish
Planta de lino azul
Siberian Iris
In Greek
Μπλε Λίνο Φυτών
Siberian Iris
In Portuguese
Planta do linho azul
Siberian Iris
In Polish
Niebieski roślin lnu
Kosaciec syberyjski
In Latin
Blue linum Planta
Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheobionta
Class
Magnoliopsida
Liliopsida
Order
Linales
Liliales
Family
Linaceae
Iridaceae
Genus
Linum
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
180300
1
27800
👆🏻