Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Herbaceous Perennial
Origin
Australia
China, Japan, Korea
Types
Acacia retinodes retinodes, Acacia retinodes uncifolia
-
Number of Varieties
215
0
40000
👆🏻
Habitat
open forests
Dappled Shade, meadows, Shady Edge, Sunny Edge, Woodland Garden
USDA Hardiness Zone
8-115-9
0
99
👆🏻
AHS Heat Zone
-
9-4
Sunset Zone
8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval/Rounded
Clump-Forming
Plant Size
Minimum Height
530.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
530.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow
Light Yellow, Ivory
Flower Color Modifier
-
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Blue Green, Gray Green
Green
Leaf Color in Summer
Blue Green, Gray Green
Green
Leaf Color in Fall
Blue Green, Gray Green
Green
Leaf Color in Winter
Blue Green, Gray Green
-
Shape
Leaf Shape
Long Linear
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Partial shade, Full Shade
Growth Rate
Very Fast
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Spring, Summer, Indeterminate
Early Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Wet Site
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Seedlings
Divison, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Allow soil to be completely dry in between waterings
Water once every two or three weeks
In Summer
Xeric/Desert, Drought Tolerant
Lots of watering
In Spring
Adequately
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
Well drained
Poorly Drained
Sun Exposure
Full Sun
Partial shade, Full Shade
Pruning
Prune after flowering
Remove the old foliage
Fertilizers
All-Purpose Liquid Fertilizer
Use a fertilizer ratio of 16-4-8
Pests and Diseases
Red spider mite
-
Plant Tolerance
Drought, Salt
Drought
Flowers
Showy
Showy
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
Medium
Bold
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
-
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Bog Garden, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Windbreak
Air purification
Plant Benefits
Medicinal Uses
-
Antiasthamatic, Antispasmodic, Expectorant, Poultice
Part of Plant Used
Flowers, Seeds
Flowers, Stem
Other Uses
Used as a dye
Can be boiled and seasoned, pickled, Used as umbrellas by Japanese children, Used as walking sticks, Used like rhubarb
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Mixed Border, Screening, Wind Break
Bog Garden, Container, Feature Plant, Water Gardens
Botanical Name
Acacia retinodes
PETASITES japonicus
Common Name
Ever-blooming Wattle, Silver Wattle, Water Wattle
Giant Butterbur, Japanese Butterbur
In Hindi
Silver Wattle
Giant Butterbur
In German
Silver Wattle
Riesen Pestwurz
In French
Mimosa d'été
géant Butterbur
In Spanish
acacia amarilla
gigante petasita
In Greek
ασήμι μιμόζα
Giant Butterbur
In Portuguese
Acacia retinodes
Carrapicho gigante
In Polish
Silver Wattle
Giant Lepiężnik
In Latin
Silver Wattle
Giant Butterbur
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fabales
Asterales
Family
Fabaceae
Asteraceae
Genus
Acacia
Petasites
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Senecioneae
Subfamily
-
Asteroideae
Number of Species
9501
1
27800
👆🏻