Life Span
Perennial
  
Perennial
  
Type
Herbaceous Perennial
  
Vegetable
  
Origin
China, Japan, Korea
  
World/Pandemic, North America, Europe, Russia/Siberia, Northern Africa, Asia, India
  
Types
Not Available
  
White Spanish
Gladalan White
  
Number of Varieties
Not Available
  
Habitat
Dappled Shade, meadows, Shady Edge, Sunny Edge, Woodland Garden
  
Cropland, Farms, gardens
  
USDA Hardiness Zone
5-9
  
Not Available
  
AHS Heat Zone
9-4
  
Not Available
  
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
  
A1, A2, A3, H1, H2, 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
Clump-Forming
  
Upright/Erect
  
Plant Size
  
  
Plant Color
  
  
Flower Color
Light Yellow, Ivory
  
White, Yellow green
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Not Available
  
Not Available
  
Leaf Color in Spring
Green
  
Green
  
Leaf Color in Summer
Green
  
Green, Gray Green
  
Leaf Color in Fall
Green
  
Green, Gray Green, Yellow green
  
Leaf Color in Winter
Not Available
  
Not Available
  
Shape
  
  
Leaf Shape
Ovate
  
Linear
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall
  
Not Available
  
Growing Conditions
  
  
Sunlight
Partial shade, Full Shade
  
Full Sun, Partial Sun
  
Growth Rate
Fast
  
Fast
  
Type of Soil
Clay, Loam, Sand
  
Loam, Sand
  
The pH of Soil
Acidic, Neutral, Alkaline
  
Neutral
  
Soil Drainage
Poorly Drained
  
Well drained
  
Bloom Time
Early Spring, Late Winter
  
Late Spring, Early Summer
  
Repeat Bloomer
No
  
No
  
Tolerances
Wet Site
  
Drought
  
Where to Plant?
Container, Ground, Pot
  
Ground, Pot
  
How to Plant?
Divison, Seedlings
  
Seedlings, Sets
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Water once every two or three weeks
  
Keep the ground moist but not water-logged, Requires a lot of watering, Water twice a day in the initial period
  
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
  
Soil Type
Clay, Loam, Sand
  
Loam, Sand
  
Soil Drainage Capacity
Poorly Drained
  
Well drained
  
Sun Exposure
Partial shade, Full Shade
  
Full Sun, Partial Sun
  
Pruning
Remove the old foliage
  
Dispose of diseased portions, Prune after flowering
  
Fertilizers
Use a fertilizer ratio of 16-4-8
  
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, Fertilize the soil before planting
  
Pests and Diseases
No serious insect or disease problems
  
Aphids, Downy mildew, Leaf rust, Slugs, Soft scales
  
Plant Tolerance
Drought
  
Humidity, Shade areas, Shallow soil
  
Flowers
Showy
  
Showy
  
Flower Petal Number
Not Available
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
Yes
  
Yes
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
Yes
  
Fragrant Bark/Stem
No
  
Yes
  
Showy Foliage
Yes
  
No
  
Showy Bark
No
  
No
  
Foliage Texture
Bold
  
Medium
  
Foliage Sheen
Glossy
  
Matte
  
Evergreen
No
  
No
  
Invasive
Sometimes
  
No
  
Self-Sowing
No
  
No
  
Attracts
Not Available
  
Aphids, Insects, Snails
  
Allergy
no allergic reactions
  
Eye irritation, Gastric, Oral Allergy
  
Uses
  
  
Aesthetic Uses
Bog Garden, Showy Purposes
  
Not Used For Aesthetic Purpose
  
Beauty Benefits
Not Available
  
Anti-ageing, Blackheads, Good for the Scalp, Reduce Bruises
  
Edible Uses
Yes
  
Yes
  
Environmental Uses
Air purification
  
Air purification, Indoor Air Purification, Insect Repellent
  
Plant Benefits
  
  
Medicinal Uses
Antiasthamatic, Antispasmodic, Expectorant, Poultice
  
Analgesic, Asthma, Bronchitis, cholesterol-lowering, Cough, Diabetes, Digestion problems, Diuretic, High blood pressure, Respiratory Disorders, Rheumatism
  
Part of Plant Used
Flowers, Stem
  
Whole plant
  
Other Uses
Can be boiled and seasoned, pickled, Used as umbrellas by Japanese children, Used as walking sticks, Used like rhubarb
  
Animal Feed, Culinary use, Oil is used for aromatherapy, Sauces
  
Used As Indoor Plant
No
  
Yes
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Bog Garden, Container, Feature Plant, Water Gardens
  
Edible, Herb / Vegetable
  
Botanical Name
PETASITES japonicus
  
ALLIUM cepa 'White Ebenezer'
  
Common Name
Giant Butterbur, Japanese Butterbur
  
Garden Onion, White Onion
  
In Hindi
Giant Butterbur
  
प्याज
  
In German
Riesen Pestwurz
  
Zwiebel
  
In French
géant Butterbur
  
Oignon
  
In Spanish
gigante petasita
  
Cebolla
  
In Greek
Giant Butterbur
  
Κρεμμύδι
  
In Portuguese
Carrapicho gigante
  
Cebola
  
In Polish
Giant Lepiężnik
  
Cebula
  
In Latin
Giant Butterbur
  
cepa
  
Kingdom
Plantae
  
Plantae
  
Phylum
Magnoliophyta
  
Magnoliophyta
  
Class
Magnoliopsida
  
Liliopsida
  
Order
Asterales
  
Asparagales
  
Family
Asteraceae
  
Liliaceae
  
Genus
Petasites
  
Allium
  
Clade
Angiosperms, Asterids, Eudicots
  
Angiosperms, Monocots
  
Tribe
Senecioneae
  
Allieae
  
Subfamily
Asteroideae
  
Allioideae
  
Number of Species
Not Available