Life Span
Perennial
Perennial
Origin
China, Japan, Korea
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
Not Available
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Habitat
Wet lands
Woodland Garden Canopy
USDA Hardiness Zone
5-9
4-8
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Clump-Forming
Upright/Erect
Flower Color
Light Yellow, Ivory
Red, Light Yellow, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Not Available
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Green, Purple, Burgundy
Green, Copper
Leaf Color in Summer
Green, Purple
Dark Green
Leaf Color in Fall
Green, Purple
Orange, Brown, Dark Red
Leaf Color in Winter
Not Available
Not Available
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Sunlight
Partial shade, Full Shade
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Poorly Drained
Average
Bloom Time
Early Spring, Late Winter
Spring
Tolerances
Wet Site
Wet Site, Drought
Where to Plant?
Ground
Ground
How to Plant?
By dividing rhizomes, tubers
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Requirements
Requires consistently moist soil
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
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
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought, Wet Site
Flowers
Showy
Insignificant
Flower Petal Number
Not Available
Not Available
Edible Fruit
No
Not Available
Fragrant Bark/Stem
No
Yes
Foliage Texture
Bold
Medium
Foliage Sheen
Glossy
Glossy
Attracts
Not Available
Birds
Allergy
Not Available
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Aesthetic Uses
Ground Cover
Not Used For Aesthetic Purpose
Beauty Benefits
Not Available
Not Available
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Medicinal Uses
Asthma, Chronic fatigue
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
Part of Plant Used
Leaves, Seeds, Stem
Inner Bark, Leaves, Seeds
Other Uses
Used as Ornamental plant
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Used As Indoor Plant
Sometimes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Bog Garden, Container, Water Gardens
Feature Plant, Shade Trees
Botanical Name
PETASITES japonicus 'Purpureus'
QUERCUS velutina
Common Name
Giant Butterbur, Japanese Butterbur, Purple Butterbur
Black Oak
In Hindi
Purple Butterbur
Black Oak Tree
In German
Lila Pestwurz
Schwarz Oak Tree
In French
Violet Butterbur
Noir Oak Tree
In Spanish
púrpura petasita
Negro del árbol de roble
In Greek
Purple Butterbur
Black Oak Tree
In Portuguese
roxo Carrapicho
Carvalho Preto
In Polish
Purpurowy Lepiężnik
Czarny Dąb
In Latin
Purple Butterbur
Niger quercum ligno
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Asteraceae
Fagaceae
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Senecioneae
Cherokee
Subfamily
Not Available
Not Available
Number of Species
Not Available
Season and Care of Purple Butterbur and Black Oak
Season and care of Purple Butterbur and Black Oak is important to know. While considering everything about Purple Butterbur and Black Oak Care, growing season is an essential factor. Purple Butterbur season is Spring, Summer and Fall and Black Oak season is Spring, Summer and Fall. The type of soil for Purple Butterbur is Clay, Loam, Sand and for Black Oak is Clay, Loam, Sand while the PH of soil for Purple Butterbur is Acidic, Neutral, Alkaline and for Black Oak is Acidic, Neutral.
Purple Butterbur and Black Oak Physical Information
Purple Butterbur and Black Oak physical information is very important for comparison. Purple Butterbur height is 60.00 cm and width 120.00 cm whereas Black Oak height is 2,438.40 cm and width 1,219.20 cm. The color specification of Purple Butterbur and Black Oak are as follows:
Purple Butterbur flower color: Light Yellow and Ivory
Purple Butterbur leaf color: Green, Purple and Burgundy
Black Oak flower color: Red, Light Yellow and Yellow green
- Black Oak leaf color: Green and Copper
Care of Purple Butterbur and Black Oak
Care of Purple Butterbur and Black Oak include pruning, fertilizers, watering etc. Purple Butterbur pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Black Oak pruning is done Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts and Remove deadheads. In summer Purple Butterbur needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Black Oak needs Lots of watering and in winter, it needs Average Water.