Life Span
Perennial
Annual
Type
Herbaceous Perennial
Vegetable
Origin
China, Japan, Korea
North America, Central America, South America
Types
-
-
Number of Varieties
151
0
40000
👆🏻
Habitat
Dappled Shade, meadows, Shady Edge, Sunny Edge, Woodland Garden
Clay soil areas, Loamy soils, Sandy areas
USDA Hardiness Zone
5-9-9999
0
99
👆🏻
AHS Heat Zone
9-4
12-4
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
Minimum Height
60.00 cm180.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow, Ivory
-
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
White, Yellow, Light Yellow, Peach
Leaf Color in Spring
Green
Green, Dark Green
Leaf Color in Summer
Green
Green, Dark Green
Leaf Color in Fall
Green
Green, Dark Green
Leaf Color in Winter
-
Green, Dark Green
Shape
Leaf Shape
Ovate
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun
Growth Rate
Fast
Very Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral
Soil Drainage
Poorly Drained
Well drained
Bloom Time
Early Spring, Late Winter
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Drought
Where to Plant?
Container, Ground, Pot
Ground, Pot
How to Plant?
Divison, Seedlings
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Water once every two or three weeks
Average Water Needs, Do Not over Water, Needs watering once a week, Never Over-water, Over-head 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
Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Poorly Drained
Well drained
Sun Exposure
Partial shade, Full Shade
Full Sun
Pruning
Remove the old foliage
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Use a fertilizer ratio of 16-4-8
Nitrogen, Phosphorous, Potassium, Well-rotted manure
Pests and Diseases
-
Aphids, Armyworm, Beetles, Flea Beetles, Leaf spot, Red blotch, Seedcorn maggot, Worms
Plant Tolerance
Drought
Drought
Flowers
Showy
Insignificant
Flower Petal Number
-
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Coarse
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Aphids, Beetles
Allergy
-
Asthma, Diarrhea, Headache, Nausea, Runny nose, Skin rash, sneezing, Vomiting
Uses
Aesthetic Uses
Bog Garden, Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Food for animals, Food for birds, Food for insects
Plant Benefits
Medicinal Uses
Antiasthamatic, Antispasmodic, Expectorant, Poultice
Iron, Potassium, Vitamin C
Part of Plant Used
Flowers, Stem
Kernel
Other Uses
Can be boiled and seasoned, pickled, Used as umbrellas by Japanese children, Used as walking sticks, Used like rhubarb
Used as a nutritious food item, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Feature Plant, Water Gardens
Edible, Herb, Vegetable
Botanical Name
PETASITES japonicus
ZEA mays var rugosa
Common Name
Giant Butterbur, Japanese Butterbur
Sweet Corn
In Hindi
Giant Butterbur
स्वीट कॉर्न
In German
Riesen Pestwurz
Mais
In French
géant Butterbur
Le maïs sucré
In Spanish
gigante petasita
Maíz dulce
In Greek
Giant Butterbur
γλυκό καλαμπόκι
In Portuguese
Carrapicho gigante
milho doce
In Polish
Giant Lepiężnik
Kukurydza
In Latin
Giant Butterbur
Dulcis frumentum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Asterales
Cyperales
Family
Asteraceae
Poaceae
Genus
Petasites
Zea
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
Senecioneae
Andropogoneae
Subfamily
Asteroideae
-
Number of Species
11
1
27800
👆🏻