Petasites spp.
“Clotsfoot” “Butterbur”
ASTERACEAE
Herbaceous Perennial – Groundcover
Zone: vary
Native habitat : Asia, Europe, North America
Conditions
Soil: humus rich, fertile, deep
Moisture: well drained, moist, bogs
Light: part shade to full shade
Exposure: general
Plant size (h x w): 1′ – 3.5′ x spreads quickly and as far as you let it
Other:
Aesthetic
Shape/stem: spreading, thick stem
Leaf: large leaves, (32″ width for P. japonicus), umbrellas, usually heart or kidney shaped
Flower: clusters of fertile and sterile flowers, dioecious, flowers on stout stems before leaves
Bloom: March
Other: thick, creeping, underground rhizome
Treatment (how to…)
Plant: general,
Maintain: low maintenance, remove old leaves before onset of new ones in winter
Propagate: division (spring)
Vulnerabilities
Pests and Disease: none significant;
Deer resistant: unknown
Other animals:
Uses
Landscape: ground cover, wetland, bog, wildlife garden
Companion planting: en mass with itself, bamboo, other bog plants, tall grasses, gallium, short groundcover in front
Medicinal: some medical uses, ((but contains toxic elements and must be made into medicine properly))
Other:
Interest
Local info,:
Pot size (to purchase):
Identification (key features) : the size of leaf and look will very between species, but in general leaves are pretty large and kidney or heart shaped rising up individually from base, and flowers will always appear on erect stalk before leaves; found in damp and dark areas
Nature: damp and shade loving perennial with large leaves and thick, deep rhizomes; quick to spread
Interesting facts:
Cultivars:
Comments:
. west coast island blooms . 