| Impact ID |
Scientific Name
|
Impact Type
|
Study Type
|
Study Location
|
Impact Description
|
Geographic Location
|
Reference
|
|
7979
|
Epilobium hirsutum
|
Competition
|
Experimental
|
Laboratory
|
Great hairy willow herb (Epilobium hirsutum) can germinate and grow under conditions of low temperatures and short days. Furthermore, due to its growth form and pattern of vegetative reproduction, it can rapidly exploit available space.
|
|
25409
|
|
7980
|
Epilobium hirsutum
|
Competition
|
Experimental
|
Laboratory
|
The persistent nature of hairy willow herb (Epilobium hirsutum) enables it to form monospecific populations that exclude other, especially native, species.
|
|
25408
|
|
7981
|
Epilobium hirsutum
|
Competition
|
Anecdotal
|
N/A
|
A joint survey conducted by the Invasive Plant Associate of Wisconsin (IPAW) and the Great Lakes Indian Fish and Wildlife Commission (GLIFWC) found that Epilobium hirsutum is a moderate competitor and has a moderate to high impact.
|
Wisconsin, USA
|
25424
|
|
7982
|
Epilobium hirsutum
|
Competition
|
Anecdotal
|
N/A
|
Epilobium hirsutum could be a competitive threat to native species in Ohio, including Epilobium angustifolium (state endangered) and Epilobium strictum (state threatened).
|
|
25420
|