You should always wait until plaster is dry before painting. The time this will take varies depending on the room and property, but in general, it will take about a week. Your plasterer will tell you how long it is best to leave it before covering or painting their work.
Llanarth
Llanarth (population 1,616) is a tiny village and area in Ceredigion, Wales, situated on the A487 in between Aberystwyth and also Cardigan within three miles of both Aberaeron and New Quay. Llanarth has a petrol station, post office, a primary school, a public house, a butcher, a Spar corner store as well as a yard centre. The parish church of St David's, when dedicated to St Fylltyg, is a Grade II listed building. It was renovated in 1872. A stone in the churchyard is often pointed out as birthing the Devil's impact. According to tale, he was attempting to swipe among the church's bells one night, but woke the vicar, that drove him off. He left the footprint as he ran away.