He will show how to paint trees in a winter landscape at Erwood Station Gallery & Craft Centre on Saturday, November 1 at 9.30 am.
All proceeds will be donated to the Mid-Wales Mind charity.
Best known for his mountain, Arctic and desert paintings, he will also be demonstrating for the International Watercolour Masters in Lilleshall Hall in Shropshire next May.
Bellamy’s original paintings and copies of his books will be on display.
Tickets can be booked via Evenbrite, with additional information from Erwood Station
