Habitats where water pepper (Polygonum hydropiper) grows:
| Habitat | NVC communities | Sites |
|---|---|---|
| Brownfield | NVC → | Sites → |
| Chalk river and stream | NVC → | Sites → |
| Coastal floodplain grazing marsh | NVC → | Sites → |
| Fast flowing river and stream | NVC → | Sites → |
| Gateways and tracks | NVC → | Sites → |
| Hard cliff and cliff slope | NVC → | Sites → |
| Limestone pavement | NVC → | Sites → |
| Lowland fen | NVC → | Sites → |
| Nutrient rich eutrophic lake | NVC → | Sites → |
| Pond ditch and canal | NVC → | Sites → |
| Purple moor grass and rush pasture | NVC → | Sites → |
| Upland rush pasture | NVC → | Sites → |
| Upland spring flush | NVC → | Sites → |