Petasites japonicus var. giganteus 'Nishiki-buki' (Variegated Japanese Butterbur)

Plant Profile

Petasites japonicus var. giganteus 'Nishiki-buki' (also known as 'Variegatus') is a dramatic, large-leaved perennial. It produces huge, rounded, kidney-shaped leaves heavily splashed and sectored with creamy yellow to white variegation. In very early spring, before the leaves, it sends up thick spikes of creamy-white, fragrant flowers. Spreads aggressively by rhizomes; needs containment.

Key Characteristics

• Family: Asteraceae (ass-ter-AY-see-ee)
• Genus: Petasites (pet-uh-SY-tees)
• Species: japonicus var. giganteus
• Cultivar: 'Nishiki-buki' (aka 'Variegatus')

Growing Conditions

Partial to full shade, moist to wet, rich soil. Hardy in USDA zones 5–9. Invasive spreader; plant in containers or with deep barriers.

Landscape Uses

Bog gardens, pond margins, large containers. Bold foliage accent. Flowers early for pollinators.

Maintenance

Contain rhizomes. Remove flower spikes before seed. Divide in spring.