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.
Saundersfoot
Saundersfoot is a big village, community and selecting ward in Pembrokeshire, west Wales. It is near Tenby, both being vacation destinations. Saundersfoot hinges on the Pembrokeshire Coast National Park and on the Pembrokeshire Coast Path. Saundersfoot was understood in medieval Wales as Llanussyllt, and after the Norman conquest as St Issels (occasionally Issells), both after the parish church devoted to the Welsh saint Issel. Its bishop or abbot was considered among the 7 primary clerics of Dyfed under middle ages Welsh legislation. It was a considerable church in 1833 with 1,226 citizens. John Marius Wilson described the village as well as church as St Issells in his 1870-- 72 Imperial Gazetteer of England and Wales. The church hinges on a dell to the north of Saundersfoot as well as is a grade II * listed building.