Life Span
Perennial
Perennial
Type
Grass
Herbaceous Perennial
Origin
Japan
China, Japan, Korea
Types
Benikaze, Nicolas, All Gold, Albostriata
-
Number of Varieties
415
0
40000
👆🏻
Habitat
gardens, Shaded sites, Temperate Regions
Dappled Shade, meadows, Shady Edge, Sunny Edge, Woodland Garden
USDA Hardiness Zone
5-95-9
0
99
👆🏻
AHS Heat Zone
9 - 5
9-4
Sunset Zone
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
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
30.50 cm60.00 cm
0
3900
👆🏻
Minimum Width
61.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Several shades of Green
Light Yellow, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Lime Green
Green
Leaf Color in Summer
Light Green
Green
Leaf Color in Fall
Yellow, Red, Orange, Yellow green, Pink, Orange Red
Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long linear and narrow
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
Growth Rate
Slow
Fast
Type of Soil
Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Poorly Drained
Bloom Time
Late Summer, Early Fall, Fall
Early Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Wet Site
Where to Plant?
Container, Ground
Container, Ground, Pot
How to Plant?
Divison
Divison, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Average Water Needs, Requires regular watering
Water once every two or three weeks
In Summer
Lots of watering
Lots of watering
In Spring
Average Water
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Loam
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Poorly Drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Partial shade, Full Shade
Pruning
Remove damaged leaves, Remove dead leaves
Remove the old foliage
Fertilizers
fertilize in growing season
Use a fertilizer ratio of 16-4-8
Pests and Diseases
Pests and diseases free, Red blotch
-
Plant Tolerance
Shade areas
Drought
Flowers
Insignificant
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
Cottage Garden, Showy Purposes, Water gardening
Bog Garden, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
No fertilizer, pesticides, or herbicides needed
Air purification
Plant Benefits
Medicinal Uses
-
Antiasthamatic, Antispasmodic, Expectorant, Poultice
Part of Plant Used
-
Flowers, Stem
Other Uses
-
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
Container, Edging, Mixed Border, Rock Garden / Wall
Bog Garden, Container, Feature Plant, Water Gardens
Botanical Name
HAKONECHLOA macra
PETASITES japonicus
Common Name
Hakone Grass
Giant Butterbur, Japanese Butterbur
In Hindi
hakone grass
Giant Butterbur
In German
Hakone Gras
Riesen Pestwurz
In French
Hakone herbe
géant Butterbur
In Spanish
hierba Hakone
gigante petasita
In Greek
Hakone γρασίδι
Giant Butterbur
In Portuguese
Hakone grama
Carrapicho gigante
In Polish
Hakone trawa
Giant Lepiężnik
In Latin
Hakone herba
Giant Butterbur
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Cyperales
Asterales
Family
Poaceae
Asteraceae
Genus
Hakonechloa
Petasites
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
-
Senecioneae
Subfamily
-
Asteroideae
Number of Species
401
1
27800
👆🏻