Invasive SpeciesJapanese knotweed

Fallopia japonica
FOUND by PPS Summer test A1
2018-06-28
Portland
ID Confirmed
Quality checked by Savannah
Peer reviewed by
Field Notes
Supporting Evidence
Photo of my evidence.
We found large, heart shaped leaves
Photo of my evidence.
We measured a leaf length of 14 cm
Photo of my evidence.
Bamboo-like stem with a zig zag pattern of growth
Species Observation: Species Looked For
Did you find it?: 
I think I found it
Scientific name:
Fallopia japonica
Common name:
Japanese knotweed
Count of individuals: 
50+
Coverage: 
Reproduction: 
Sampling method: 
Time search
Photo of our sampling method.
Place Studied
We’re sorry, JavaScript is required to view the map. If JavaScript is you may wish to upgrade to a newer browser in order to view this map.
Map this species
Latitude: 
N 43.650882 °
Longitude: 
W -70.257804 °
Observation Site Information
A photo of our study site.
Habitat: 
Upland - Developed areas
Trip Information
Name:
Commercial Street
Trip date: 
Thu, 2018-06-28 11:00
Town or city: 
Portland
Type of investigation: 
Species and Habitat Survey
Ecosystem: 
Upland
Watershed: 
Presumpscot
Habitat Observations
Species diversity: 
Evidence of vectors: 
Paved road
Walking trail
People
Fence
Tree canopy cover: 
Between 1/2 and 3/4
Soil moisture: 
Moist
Login or register to post comments