1 What is
1.1 Life Span
1.2 Type
1.3 Origin
North America, United States, Northwestern United States, Alaska, California, Canada
China, Japan, Korea
1.4 Types
Not available
Not Available
1.4.1 Number of Varieties
1.5 Habitat
Lowland evergreen rainforest
gardens, Grassland, Homesteads, Open areas
1.6 USDA Hardiness Zone
1.7 AHS Heat Zone
1.8 Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1.9 Habit
2 Information
2.1 Plant Size
2.1.1 Minimum Height
1,370.00 cm60.00 cm
0.54
3900
2.1.2 Minimum Width
610.00 cm120.00 cm
0.1
6350
2.2 Plant Color
2.2.1 Flower Color
Yellow, Red, Coral
Light Yellow, Ivory
2.2.2 Flower Color Modifier
2.2.3 Fruit Color
2.2.4 Leaf Color in Spring
Green, Dark Green
Green, Light Green, Light Yellow, Ivory
2.2.5 Leaf Color in Summer
Dark Green
Green, Light Yellow, Ivory
2.2.6 Leaf Color in Fall
Dark Green
Green, Light Yellow, Ivory
2.2.7 Leaf Color in Winter
Not Available
Not Available
2.3 Shape
2.3.1 Leaf Shape
2.4 Thorns
3 Season
3.1 Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
3.2 Growing Conditions
3.2.1 Sunlight
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
3.2.2 Growth Rate
3.2.3 Type of Soil
Loam, Sand
Clay, Loam, Sand
3.2.4 The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
3.2.5 Soil Drainage
3.2.6 Bloom Time
Early Spring
Early Spring, Late Winter
3.2.7 Repeat Bloomer
3.3 Tolerances
Maritime exposure, Salt water
Wet Site
4 Care
4.1 Where to Plant?
4.2 How to Plant?
Layering, Seedlings
Divison, Stem Planting
4.3 Plant Maintenance
4.4 Watering Plants
4.4.1 Watering Requirements
Average Water Needs
Allow soil to be completely dry in between waterings, Keep ground moist, Needs 2-3 times watering per week, Over-head watering, Requires watering in the growing season
4.4.2 In Summer
Lots of watering
Lots of watering
4.4.3 In Spring
4.4.4 In Winter
Average Water
Average Water
4.5 Soil
4.5.1 Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
4.5.2 Soil Type
Loam, Sand
Clay, Loam, Sand
4.5.3 Soil Drainage Capacity
4.6 Sun Exposure
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
4.7 Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove deadheads, Requires very little pruning, Shape and thin as needed
4.8 Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
4.9 Pests and Diseases
Not Available
Pests and diseases free, Red blotch
4.10 Plant Tolerance
Maritime exposure, Salt water
Wet Site
5 Facts
5.1 Flowers
5.1.1 Flower Petal Number
Not Available
Not Available
5.2 Fruits
5.2.1 Showy Fruit
5.2.2 Edible Fruit
5.3 Fragrance
5.3.1 Fragrant Flower
5.3.2 Fragrant Fruit
5.3.3 Fragrant Leaf
5.3.4 Fragrant Bark/Stem
5.4 Showy Foliage
5.5 Showy Bark
5.6 Foliage Texture
5.7 Foliage Sheen
5.8 Evergreen
5.9 Invasive
5.10 Self-Sowing
5.11 Attracts
Insects, Not Available
Not Available
5.12 Allergy
Not Available
no allergic reactions
6 Benefits
6.1 Uses
6.1.1 Aesthetic Uses
Not Used For Aesthetic Purpose
Showy Purposes
6.1.2 Beauty Benefits
Skin Problems
Not Available
6.1.3 Edible Uses
6.1.4 Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
6.2 Plant Benefits
6.2.1 Medicinal Uses
Anodyne, Appetizer, Astringent
No Medicinal Use
6.2.2 Part of Plant Used
Flowers, Inner Bark, Sap
Whole plant
6.2.3 Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Not Available
6.3 Used As Indoor Plant
6.4 Used As Outdoor Plant
6.5 Garden Design
Screening / Wind Break, Shade Trees
Bog Garden, Container, Feature Plant, Water Gardens
7 Scientific Name
7.1 Botanical Name
ALNUS rubra
PETASITES japonicus 'Variegatus'
7.2 Common Name
Oregon Alder, Red Alder
Giant Butterbur, Japanese Butterbur, Variegated Butterbur
7.2.1 In Hindi
red alder
variegated butterbur
7.2.2 In German
7.2.3 In French
aulne rouge
pétasite panachée
7.2.4 In Spanish
aliso rojo
butterbur abigarrado
7.2.5 In Greek
κόκκινη σκλήθρα
διαφοροποιημένα butterbur
7.2.6 In Portuguese
amieiro vermelho
butterbur variegada
7.2.7 In Polish
czerwony olcha
barwny Lepiężnik
7.2.8 In Latin
red alnus
varius butterbur
8 Classification
8.1 Kingdom
8.2 Phylum
Magnoliophyta
Not Available
8.3 Class
Magnoliopsida
Not Available
8.4 Order
8.5 Family
8.6 Genus
8.7 Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
8.8 Tribe
Not Available
Senecioneae
8.9 Subfamily
Not Available
Not Available
8.10 Number of Species