Life Span
Perennial
Perennial
Type
Shrubs
Perennial
Origin
China, Japan, Korea
Eastern Europe
Types
Petasites hybridus
Iris
Number of Varieties
1025
0
40000
👆🏻
Habitat
Wet lands
Terrestrial
USDA Hardiness Zone
5-94-9
0
99
👆🏻
AHS Heat Zone
9-4
9-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 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
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
60.00 cm10.20 cm
0
3900
👆🏻
Minimum Width
120.00 cm15.20 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow, Ivory
Yellow, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Purple, Burgundy
Green, Sea Green
Leaf Color in Summer
Green, Purple
Green, Sea Green
Leaf Color in Fall
Green, Purple
Green, Sea Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Round
Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Fast
Medium
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
Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Drought
Where to Plant?
Ground
Ground
How to Plant?
By dividing rhizomes, tubers
By dividing rhizomes, tubers, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires consistently moist soil
Average Water Needs, Do Not over Water
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 damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
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
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Hummingbirds
Allergy
-
Skin irritation
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Asthma, Chronic fatigue
-
Part of Plant Used
Leaves, Seeds, Stem
-
Other Uses
Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Water Gardens
Alpine, Edging, Mixed Border, Rock Garden, Wall
Botanical Name
PETASITES japonicus 'Purpureus'
IRIS pumila
Common Name
Giant Butterbur, Japanese Butterbur, Purple Butterbur
Dwarf Iris
In Hindi
Purple Butterbur
Dwarf Iris
In German
Lila Pestwurz
Zwergiris
In French
Violet Butterbur
Dwarf Iris
In Spanish
púrpura petasita
Enano Iris
In Greek
Purple Butterbur
νάνος Ίρις
In Portuguese
roxo Carrapicho
Dwarf Iris
In Polish
Purpurowy Lepiężnik
Dwarf Iris
In Latin
Purple Butterbur
Iris Dwarf
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Asterales
Liliales
Family
Asteraceae
Iridaceae
Genus
Petasites
Iris
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
Senecioneae
Irideae
Subfamily
-
Iridoideae
Number of Species
15300
1
27800
👆🏻