Silphium terebinthinaceum (Prairie Dock)


Botanical Information

FamilyAsteraceae
GenusSilphium
Speciesterebinthinaceum
CategoryPerennials, Wildflowers & Weeds

Details

USDA Hardiness Zone4 - 8
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness Ref.
Height.5 - 3 m
Spread30 - 90 cm
Flowering PeriodJuly, August, September

Description and Growing Information

ShapeThis plant is tall, and has tendancies to lean.
LandscapeWorks well in gardens, as well as in the rear of borders.
Notable SpecimensSpooky Hollow, Port Dover, Ontario, Canada.
Leaf DescriptionThe leaves on this plant are heart shaped and dark green in colour.
Flower DescriptionThis plant produces yellow flowers, slightly resembling sunflowers.

Photographs