Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
North America, Northern Europe, Russia, Siberia
Asia
Types
-
Pterocarya fraxinifolia, Pterocarya stenoptera
Number of Varieties
13
0
40000
👆🏻
Habitat
Open areas, pine woods
Boggy areas, Mixed deciduous forest
USDA Hardiness Zone
2-66-9
0
99
👆🏻
AHS Heat Zone
6-1
9-1
Sunset Zone
A1, A2, A3, 1a, 1b, 2a, 2b, 4, 5, 6, 14, 15, 16, 17
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Mat-forming
Oval or Rounded
Plant Size
Minimum Height
510.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Pink
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Brown
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green
Leaf Color in Fall
Green
Green, Yellow green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Oval
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Early Summer
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Divison, Seedlings
Divison, Stem Cutting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Needs less watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove all suckers, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen, Phosphorous
Pests and Diseases
Red blotch
-
Plant Tolerance
Drought
Drought, Soil Compaction
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
Medium
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Flies, Insects
Birds, Butterflies, Hummingbirds
Allergy
-
-
Uses
Aesthetic Uses
Ground Cover
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
-
Plant Benefits
Medicinal Uses
Headache, Mildly painful menstruation, tonic in pregnancy
Diaphoretic
Part of Plant Used
Leaves
Bark, Fruits, Seeds
Other Uses
useful as a ground cover
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Groundcover, Wildflower
Feature Plant, Shade Trees
Botanical Name
LINNAEA borealis
Pterocarya fraxinifolia
Common Name
Twinflower
Caucasian wingnut, Caucasian walnut
In Hindi
Twinflower
wingnut
In German
Twinflower
wingnut
In French
Twinflower
wingnut
In Spanish
Twinflower
wingnut
In Greek
Twinflower
wingnut
In Portuguese
Twinflower
wingnut
In Polish
zimoziół
Wingnut
In Latin
Twinflower
wingnut
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Dipsacales
Fagales
Family
Caprifoliaceae
Juglandaceae
Genus
Linnaea
Pterocarya
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Linnaeeae
Juglandeae
Subfamily
Linnaeoideae
Juglandoideae
Number of Species
16
1
27800
👆🏻