Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Asia
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Pterocarya fraxinifolia, Pterocarya stenoptera
-
Number of Varieties
33
0
40000
👆🏻
Habitat
Boggy areas, Mixed deciduous forest
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Oval or Rounded
Plant Size
Minimum Height
1,520.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Black
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
Green
Green, Light Green
Leaf Color in Fall
Green, Yellow green
Yellow, Light Yellow, Tan
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Oval with a pointed tip and fine teeth along their edges
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Soil Compaction
Wet Site, Pollution, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
Divison, Stem Cutting
Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Needs less watering
Requires a lot of watering, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove all suckers, Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen, Phosphorous
All-Purpose Liquid Fertilizer, No need to fertilize every year
Pests and Diseases
-
Aphids, Red blotch, Sawfly Larvae
Plant Tolerance
Drought, Soil Compaction
Pollution, Soil Compaction, Wet Site
Flowers
Showy
Showy
Flower Petal Number
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
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies, Hummingbirds
-
Allergy
-
Asthma
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
-
Erosion control, Wildlife
Plant Benefits
Medicinal Uses
Diaphoretic
-
Part of Plant Used
Bark, Fruits, Seeds
Whole plant
Other Uses
-
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Feature Plant, Shade Trees
Botanical Name
Pterocarya fraxinifolia
BETULA nigra
Common Name
Caucasian wingnut, Caucasian walnut
River Birch
In Hindi
wingnut
River Birch
In German
wingnut
Fluss Birch
In French
wingnut
Birch river
In Spanish
wingnut
river Birch
In Greek
wingnut
ποταμός Birch
In Portuguese
wingnut
river Birch
In Polish
Wingnut
Rzeka Birch
In Latin
wingnut
Betula
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fagales
Family
Juglandaceae
Betulaceae
Genus
Pterocarya
Betula
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
Juglandeae
-
Subfamily
Juglandoideae
-
Number of Species
63
1
27800
👆🏻