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Butterbur

Petasites Japanicus 'Giganteus'

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Overview

Petasites japonicus 'Giganteus,' commonly known as Butterbur, showcases colossal, heart-shaped leaves, often spanning over 30 inches across. This perennial thrives in USDA zones 5-9, prefers partial to full shade, and demands consistently moist soil for optimal growth. Its distinctive foliage provides striking ground cover and a lush, tropical aesthetic. Rapid growth and spread, reaching 5 feet wide, necessitates ample space and may require control measures in smaller landscapes.

Sun Full, HalfWater Extra in Summer, HighZones 7–9Climate Subtropical
Butterbur (Petasites Japanicus 'Giganteus') — prefers partial to full shade

Culture

Sun
Full, Half
Water
Extra in Summer, High
USDA zones
7–9

Shape & size

Classification

Family
Asteraceae
Climate
Subtropical

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Photos (130)

Butterbur (Petasites Japanicus 'Giganteus') — shaded areas where other plants might struggle; fleshy stems typically reaching between 3 to 5 feet in, image 118
Butterbur (Petasites Japanicus 'Giganteus') — Butterbur does have a spreading nature that requires control; hence; shaded areas where other plants, image 125
Butterbur (Petasites Japanicus 'Giganteus') — consider its vast scale and the textural contrast it brings to the landscape; butterbur does have a, image 126
Butterbur (Petasites Japanicus 'Giganteus') — It pairs well with ferns and hostas for a diverse understorey composition; often spanning over 30, image 127
Butterbur (Petasites Japanicus 'Giganteus') — green and yellow flowers in the garden; known for its dramatic foliage and robust growth, image 128
Butterbur (Petasites Japanicus 'Giganteus') — aquatic / perennial with green and yellow blooms; allowing it to fill expansive areas with its, image 129
Butterbur (Petasites Japanicus 'Giganteus') — aquatic / perennial for full or half; it pairs well with ferns and hostas for a diverse understorey, image 130
Butterbur (Petasites Japanicus 'Giganteus') — pinkish flower spikes that emerge just before the leaves; aquatic / perennial for full or half, image 123
Butterbur (Petasites Japanicus 'Giganteus') — the Butterbur unfurls its green foliage in late winter or early spring; pinkish flower spikes that, image 122
Butterbur (Petasites Japanicus 'Giganteus') — Although it adds an element of grandeur with its size; necessitates ample space and may require, image 124

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