Life Span
Perennial
Perennial
Type
Tree
Shrubs
Origin
Asia
China, Japan, Korea
Types
Pterocarya fraxinifolia, Pterocarya stenoptera
Petasites hybridus
Number of Varieties
310
0
40000
👆🏻
Habitat
Boggy areas, Mixed deciduous forest
Wet lands
USDA Hardiness Zone
6-95-9
0
99
👆🏻
AHS Heat Zone
9-1
9-4
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, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,520.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Light Yellow, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
-
Leaf Color in Spring
Green
Green, Purple, Burgundy
Leaf Color in Summer
Green
Green, Purple
Leaf Color in Fall
Green, Yellow green
Green, Purple
Leaf Color in Winter
-
-
Shape
Leaf Shape
Pinnate
Round
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Partial shade, Full Shade
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Spring, Late Spring
Early Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Soil Compaction
Wet Site
Where to Plant?
Ground
Ground
How to Plant?
Divison, Stem Cutting
By dividing rhizomes, tubers
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering
Requires consistently moist soil
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, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Poorly Drained
Sun Exposure
Full Sun
Partial shade, Full Shade
Pruning
Remove all suckers, Remove damaged leaves, Remove dead branches, Remove dead leaves
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
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
Bold
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Butterflies, Hummingbirds
-
Allergy
-
-
Uses
Aesthetic Uses
-
Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
-
Air purification
Plant Benefits
Medicinal Uses
Diaphoretic
Asthma, Chronic fatigue
Part of Plant Used
Bark, Fruits, Seeds
Leaves, Seeds, Stem
Other Uses
-
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bog Garden, Container, Water Gardens
Botanical Name
Pterocarya fraxinifolia
PETASITES japonicus 'Purpureus'
Common Name
Caucasian wingnut, Caucasian walnut
Giant Butterbur, Japanese Butterbur, Purple Butterbur
In Hindi
wingnut
Purple Butterbur
In German
wingnut
Lila Pestwurz
In French
wingnut
Violet Butterbur
In Spanish
wingnut
púrpura petasita
In Greek
wingnut
Purple Butterbur
In Portuguese
wingnut
roxo Carrapicho
In Polish
Wingnut
Purpurowy Lepiężnik
In Latin
wingnut
Purple Butterbur
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Asterales
Family
Juglandaceae
Asteraceae
Genus
Pterocarya
Petasites
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
Juglandeae
Senecioneae
Subfamily
Juglandoideae
-
Number of Species
615
1
27800
👆🏻