Life Span
Perennial
Perennial
Type
Herbaceous Perennial
Perennial
Origin
China, Japan, Korea
Southeastern United States, South-Central United States
Types
-
Apricot Queen, August Flame, Autumn Fire
Number of Varieties
158
0
40000
👆🏻
Habitat
Lake Sides, River side
Fields, marshes, Swamps
USDA Hardiness Zone
5-96-11
0
99
👆🏻
AHS Heat Zone
9-4
-
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 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
Clump-Forming
Plant Size
Minimum Height
60.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow, Ivory
Orange, Dark Red, Orange Red, Copper, Chocolate, Black
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green
Leaf Color in Fall
Green
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Orbiculate
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Poorly Drained
Poorly Drained
Bloom Time
Early Spring, Late Winter
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Drought
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
From Rhizomes
From Rhizomes, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist, Requires consistently moist soil
Do not let dry out between waterings, Needs Very high moisture
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
Poorly Drained
Poorly Drained
Sun Exposure
Partial shade, Full Shade
Full Sun, Partial Sun
Pruning
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Requires high amount of nitrogen
organic fertlizers
Pests and Diseases
Red blotch
Mosaic potyvirus
Plant Tolerance
Drought, Drought and Wet Site
Drought
Flowers
✔
✘
✔
✘
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
Bold
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Butterflies, Hummingbirds
Allergy
-
Poisonous to grazing animals
Uses
Aesthetic Uses
Beautification
Bog Garden, Water gardening
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antiasthamatic, Expectorant, Miscellany
Sedative
Part of Plant Used
Flowers, Stem
Flowers
Other Uses
-
Oil is used for aromatherapy
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Water Gardens
Bog Garden, Water Gardens, Wildflower
Botanical Name
PETASITES japonicus 'Argentea'
IRIS fulva
Common Name
Giant Butterbur, Japanese Butterbur, Variegated Butterbur
Copper iris
In Hindi
Japanese Butterbur
Copper Iris
In German
japanische Pestwurz
Copper Iris
In French
Japanese Butterbur
Copper Iris
In Spanish
petasita japonesa
Cobre Iris
In Greek
Japanese Butterbur
χαλκός Iris
In Portuguese
Carrapicho japonês
Copper Iris
In Polish
japoński Lepiężnik
Miedź Iris
In Latin
Japanese Butterbur
Iris Copper
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Asterales
Liliales
Family
Asteraceae
Iridaceae
Genus
Petasites
Iris
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
8250
1
27800
👆🏻