You should pull up and remove weeds by hand as and when they appear. If it is a regular problem, you might need to reseal the paving. In extreme cases, the sub layer itself may need to be re-laid. You can use weed killer, however some paving can be discoloured by stronger weed killers.
Ruthin
Ruthin is the county town of Denbighshire in north Wales and also an area in the southern part of the Vale of Clwyd. The older town, the castle and St Peter's Square lie on a hill, yet several newer parts in the flood plain of the River Clwyd. This emerged a number of times in the late 1990s-- flood-control jobs costing £ 3 million were completed in fall 2003. Ruthin is skirted by towns such as Pwllglas and also Rhewl. The name comes from the Welsh words rhudd (red) as well as cacophony (fort), mirroring the colour of the sandstone bedrock, of which the castle was integrated in 1277-- 1284. The initial name was Castell Coch yng Ngwern-fôr (Red Castle in the Sea Swamps). The mill neighbors. Maen Huail is a signed up ancient monument credited to the brother of Gildas as well as King Arthur, located outside Barclays Bank in St Peter's Square. The population at the 2001 Census was 5,218, of whom 47 percent were male and also 53 percent woman. The typical age of the population was 43.0 years and the population is 98.2 percent "white". According to the 2011 census, 68 percent were born in Wales as well as 25 percent in England. Welsh speakers make up 42 percent of the community's population.