More than 400 roadside sites in Co Cork have been identified as having serious infestation of an invasive plant.

Cork City Council has insisted correct techniques were used to remove an invasive weed species from a public park, amid fears the methods used would exacerbate the spread.

Residents living in the shadow of a huge Japanese knotweed infestation are considering legal action if the council does not take immediate steps to tackle the problem.

House owners in Wales have been awarded £15,000 (€17,750) in damages against a neighbouring landowner, to cover the cost of treatment of Japanese knotweed, and the diminution of the value of their properties.

A rural community in north-east Cork faces serious traffic disruption if an invasive plant, spreading throughout the county like wildfire, has caused structural damage to a road bridge.

An invasive plant species found on a site in Clonakilty earmarked for 56 council houses is being treated, but it has been claimed that construction on the badly-needed homes is unlikely to start until at least the end of 2017.

A small, dedicated group of people is fighting a successful battle against an invasive species which is capable of destabilising houses.

County council officials in Cork are receiving near-daily reports of increased infestation of an invasive plant that can destroy buildings.

The abundance of Japanese knotweed in Kerry may be due to the county’s wet coastal climate, the leader of the most extensive survey of the invading species has said.

A highly invasive weed has become the latest culinary trend to end up on your dinner plate.

If you can’t beat the pervasive Japanese knotweed, eat it. That was one of the solutions put forward at a meeting of Kerry County Council, which heard parts of the Kingdom are being overrun by the invasive species.

A city-wide survey of the invasive Japanese knotweed plant is to be undertaken across Cork next year to establish the full extent of the problem. The knotweed’s growth can render homes unsaleable.

Japanese knotweed is an invasive plant and it has slowly but surely been invading Ireland.

This is the insidious Japanese knotweed, one of the fastest-growing and most destructive of our adverse invasive plants and weeds.