Life Span
Perennial
Annual
Type
Tree
Perennial
Origin
Asia
Europe, Asia
Types
Pterocarya fraxinifolia, Pterocarya stenoptera
Winged flax, Bristle flax, Fairy flax
Number of Varieties
34
0
40000
👆🏻
Habitat
Boggy areas, Mixed deciduous forest
Cultivated Beds
USDA Hardiness Zone
6-94-8
0
99
👆🏻
AHS Heat Zone
9-1
9-7
Sunset Zone
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,520.00 cm45.72 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm45.72 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Blue, Sky Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Tan
Leaf Color in Spring
Green
Green, Blue Green
Leaf Color in Summer
Green
Green, Blue Green
Leaf Color in Fall
Green, Yellow green
Green, Blue Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Pinnate
Narrow
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Soil Compaction
Drought
Where to Plant?
Ground
Ground
How to Plant?
Divison, Stem Cutting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering
Average Water Needs, 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
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove all suckers, Remove damaged leaves, Remove dead branches, Remove dead leaves
Midseason Pruning, Prune in fall, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen, Phosphorous
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Red blotch
Plant Tolerance
Drought, Soil Compaction
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies, Hummingbirds
Bees, Butterflies, Flies
Allergy
-
Cyanide poisoning
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
Good for skin
Edible Uses
✔
✘
✔
✘
Environmental Uses
-
Air purification
Plant Benefits
Medicinal Uses
Diaphoretic
Antirheumatic, Carminative, Emollient, Ophthalmic, Poultice, Stomachic
Part of Plant Used
Bark, Fruits, Seeds
Flowers, Seeds
Other Uses
-
Cosmetics, Fibre, For making oil, Used in paper industry
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Mixed Border, Rock Garden, Wall, Wildflower
Botanical Name
Pterocarya fraxinifolia
LINUM perenne
Common Name
Caucasian wingnut, Caucasian walnut
Perennial Flax, Blue flax, Alpine flax
In Hindi
wingnut
Blue Flax Plant
In German
wingnut
Blaue Flachspflanze
In French
wingnut
Bleu lin Plante
In Spanish
wingnut
Planta de lino azul
In Greek
wingnut
Μπλε Λίνο Φυτών
In Portuguese
wingnut
Planta do linho azul
In Polish
Wingnut
Niebieski roślin lnu
In Latin
wingnut
Blue linum Planta
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Linales
Family
Juglandaceae
Linaceae
Genus
Pterocarya
Linum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Juglandeae
-
Subfamily
Juglandoideae
-
Number of Species
6180
1
27800
👆🏻