Erigeron
canadensis
Horseweed
Asteraceae
Interesting Info:
The new botanical name - used on both Delaware Wildflowers and Wikipedia -- is Conya Canadensis
(but we can call it Horseweed)
Horseweed is commonly considered a weed. It can be found in fields, meadows, and gardens throughout its native range. Horseweed infestations have reduced soybean yields by as much as 83%. Little information is available on methods of control.
David Smith - Delaware
Wildflowers
You ought to know:
Also called Mare's Tale
Area: ?
Height: ?
Frequency at Medford Leas: ?
Blooms: Late Summer