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.
Penmaenmawr
Penmaenmawr is a community and also neighborhood in Conwy Region District, Wales, which was previously in the parish of Dwygyfylchi. It gets on the North Wales coast in between Conwy and Llanfairfechan and was a crucial quarrying community, though quarrying is no longer a major company. The population of the neighborhood was 4,353 in 2011, including Dwygyfylchi and also Capelulo. The town itself having a population of 2,868 (2011 ). It was named after Penmaenmawr hill, which stands over the sea instantly west of the community. Much of its formerly rounded top (with an old hill-fort) has actually been quarried away, leaving the present-day reduced flat top. The community was bypassed by the A55 Expressway in the 1980s, losing its old Edwardian duration promenade at the same time, which was mainly replaced by a modern-day one. Penmaenmawr is noted for its incredible hill as well as seaside walks. Nearby are the prominent tourist attractions of Bwlch Sychnant (Sychnant Pass) and also Mynydd y Dref, as well as the community also lies partially within Eryri, the Snowdonia National Park.