| Impact ID | 4683 |
| Impact Type | Infrastructure |
| Study Type | Anecdotal |
| Study Location | N/A |
| Impact Description | Japanese knotweed, Fallopia japonica, shoots are able to push up through asphalt, damaging pavements, parking lots, and other public facilities. Rhizomes have penetrated foundations, walls, land drainage works, and lifted interlocking concrete blocks. |
| Reference | 37069 |
| Great Lakes Region | No |
| Cost | |
| Location | UK |
