Life Span
Perennial
Annual and Perennial
Origin
China, Japan, Korea
Southern Europe, Mediterranean, Northern Africa
Types
Not Available
Not Available
Habitat
Wet lands
Cultivated Beds, Loamy soils, Sandy areas, Well Drained
USDA Hardiness Zone
5-9
8-15
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
Flower Color
Light Yellow, Ivory
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available
Sandy Brown
Leaf Color in Spring
Green, Purple, Burgundy
Green, Light Green
Leaf Color in Summer
Green, Purple
Green, Light Green
Leaf Color in Fall
Green, Purple
Green, Light Green
Leaf Color in Winter
Not Available
Light Green
Leaf Shape
Round
Small oblong
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Growth Rate
Fast
Very 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
Early Summer, Summer, Late Summer, Early Fall, Indeterminate
Tolerances
Wet Site
Drought
Where to Plant?
Ground
Ground
How to Plant?
By dividing rhizomes, tubers
Rooted stem cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Requires consistently moist soil
Do Not over Water, Water daily during growing season, Water Deeply, Water in morning to avoid prompting diseases
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Alkaline, Neutral
Soil Type
Clay, Loam, Sand
Loam, Sand, Well drained
Soil Drainage Capacity
Poorly Drained
Rich
Sun Exposure
Partial shade, Full Shade
Full Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune after flowering
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, fertilize in growing season, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flower Petal Number
Not Available
Single
Fragrant Leaf
No
Not Available
Fragrant Bark/Stem
No
Not Available
Foliage Texture
Bold
Fine
Foliage Sheen
Glossy
Matte
Invasive
Sometimes
Sometimes
Attracts
Not Available
Butterflies
Allergy
Not Available
Headache, Hyperacidity, Liver disease, Nausea, Skin irritation, Vomiting
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
Not Available
Not Available
Environmental Uses
Air purification
Air purification, Weather protection
Medicinal Uses
Asthma, Chronic fatigue
Asthma, Digestive disorders, Psoriasis, Reduces toothache, Vitiligo
Part of Plant Used
Leaves, Seeds, Stem
Root, Seeds
Other Uses
Used as Ornamental plant
Edible syrup, Used As Food, Used for its medicinal properties
Used As Indoor Plant
Sometimes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Bog Garden, Container, Water Gardens
Groundcover, Lawns and Turf, Mixed Border
Botanical Name
PETASITES japonicus 'Purpureus'
AMMI majus
Common Name
Giant Butterbur, Japanese Butterbur, Purple Butterbur
Bishop's Weed, Bullwort
In Hindi
Purple Butterbur
बिशप निराना
In German
Lila Pestwurz
Bischofs Unkraut
In French
Violet Butterbur
la mauvaise herbe de l'évêque
In Spanish
púrpura petasita
biznaga
In Greek
Purple Butterbur
ζιζανίων επισκόπου
In Portuguese
roxo Carrapicho
erva daninha do Bispo
In Polish
Purpurowy Lepiężnik
chwastów biskupa
In Latin
Purple Butterbur
Episcopi viriditas
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Asteraceae
Apiaceae
Genus
Petasites
Trachyspermum
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
Senecioneae
Not Available
Subfamily
Not Available
Not Available
Number of Species
Not Available
Not Available
Season and Care of Purple Butterbur and Bishop's Weed
Season and care of Purple Butterbur and Bishop's Weed is important to know. While considering everything about Purple Butterbur and Bishop's Weed Care, growing season is an essential factor. Purple Butterbur season is Spring, Summer and Fall and Bishop's Weed season is Spring, Summer and Fall. The type of soil for Purple Butterbur is Clay, Loam, Sand and for Bishop's Weed is Loam, Sand while the PH of soil for Purple Butterbur is Acidic, Neutral, Alkaline and for Bishop's Weed is Neutral.
Purple Butterbur and Bishop's Weed Physical Information
Purple Butterbur and Bishop's Weed physical information is very important for comparison. Purple Butterbur height is 60.00 cm and width 120.00 cm whereas Bishop's Weed height is 90.00 cm and width 30.00 cm. The color specification of Purple Butterbur and Bishop's Weed are as follows:
Purple Butterbur flower color: Light Yellow and Ivory
Purple Butterbur leaf color: Green, Purple and Burgundy
Bishop's Weed flower color: White
- Bishop's Weed leaf color: Green and Light Green
Care of Purple Butterbur and Bishop's Weed
Care of Purple Butterbur and Bishop's Weed include pruning, fertilizers, watering etc. Purple Butterbur pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Bishop's Weed pruning is done Prune after flowering. In summer Purple Butterbur needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Bishop's Weed needs Lots of watering and in winter, it needs Average Water.