Life Span
Perennial
Perennial
Type
Shrubs
Grass
Origin
China, Japan, Korea
North America, Canada, Mexico
Types
Petasites hybridus
Panicum abscissum, Panicum acostia, Panicum amarum
Number of Varieties
1038
0
40000
👆🏻
Habitat
Wet lands
Prairies
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, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
60.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Yellow, Ivory
Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Purple, Burgundy
Green, Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Purple
Light Green
Leaf Color in Fall
Green, Purple
Red, Green, Orange, Blue Green, Gray Green, Bronze
Leaf Color in Winter
-
Tan, Sandy Brown
Shape
Leaf Shape
Round
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
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
Poorly Drained
Average
Bloom Time
Early Spring, Late Winter
Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Pollution, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
By dividing rhizomes, tubers
Divison, Root Division
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires consistently moist soil
Average Water Needs, Do Not over Water, Requires regular 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
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Poorly Drained
Average
Sun Exposure
Partial shade, Full Shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in spring, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
Nitrogen
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Pollution, Soil Compaction
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds, Wildlife
Allergy
-
-
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Provides ground cover, soil erosion prevension on hill slopes
Plant Benefits
Medicinal Uses
Asthma, Chronic fatigue
-
Part of Plant Used
Leaves, Seeds, Stem
Leaves
Other Uses
Used as Ornamental plant
Cattle Fodder, Used as Biofuel
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Water Gardens
Container, Feature Plant, Foundation, Mixed Border
Botanical Name
PETASITES japonicus 'Purpureus'
PANICUM virgatum
Common Name
Giant Butterbur, Japanese Butterbur, Purple Butterbur
Switchgrass
In Hindi
Purple Butterbur
Switchgrass
In German
Lila Pestwurz
Switchgrass
In French
Violet Butterbur
switchgrass
In Spanish
púrpura petasita
switchgrass
In Greek
Purple Butterbur
switchgrass
In Portuguese
roxo Carrapicho
switchgrass
In Polish
Purpurowy Lepiężnik
switchgrass
In Latin
Purple Butterbur
switchgrass
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Asterales
Cyperales
Family
Asteraceae
Poaceae
Genus
Petasites
Panicum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Commelinids, Monocots
Tribe
Senecioneae
Paniceae
Subfamily
-
Panicoideae
Number of Species
15450
1
27800
👆🏻