Petasites japonicus var. giganteus
Botanical profile

Petasites japonicus var. giganteus

Latin name
Petasites japonicus var. giganteus
Common name
Giant Japanese Butterbur
Type
Perennial
Family
Asteraceae

Huge, rounded leaves make a superb ground cover in cool, shady spots. Always spectacular. Greenish-white flowers appear before the foliage. Keep away from natural habitats, as it tends to become invasive and naturalize.

Not recommended for pets
Not recommended for pets

Pets

Care guide

Growing conditions

Light, soil, water and hardiness

Hardiness zone
Zone 4
Exposure
Light shadow
Watering
Moderate
Fertilization
Fertilizer for flowering
Soil type
Kept moist, Clayey
Minimum temperature
'-35°C
Plant appearance

Blooming, foliage and shape

Blooming period
May-June
Flower color
YELLOW
Foliage color
Green
Shape
Spread out
Garden structure

Size and growth

Height
6 feet (1.83 m)
Width
4 feet (1.22 m)
Growth rate
Moderate

The availability of our plants varies depending on arrivals, seasons, nursery production and supplier availability. Some varieties may be offered for a limited time only, depending on their natural cycle or current stock. These plant profiles are designed to guide and inspire you when choosing plants for the garden, landscaping projects, containers or long-lasting outdoor arrangements.

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Hardy perennials

Hardy perennials for colourful, long-lasting gardens

Hardy perennials are essential plants for creating colourful, durable and easy-care gardens. Whether you are looking for perennials online, full sun perennials, shade perennials, partial shade plants, dry soil perennials or easy-care perennials, they offer reliable options for many garden styles. Some varieties are also valued as long-blooming perennials, pollinator plants, hummingbird plants or deer-resistant perennials, making them useful for flower beds, borders and naturalized plantings.