Ysgol Dyffryn Aman will play their first ever game in the competition on Wednesday.
Morgan sent the message from the Wales training base in Versailles telling the boys to ‘go for it’.
Ysgol Dyffryn Aman have been awarded a Rugby Programmes in Education license to take part in the competition for the first time as the number of participants has been increase from 13 to 16. Christ College Brecon and Ysgol Gyfun Ystalyfera are the other two new licence holders.
All three teams will be competing in Conference B initially and all face away matches in their first ever fixtures in the competition.
Conference A Fixtures 27/09/23 Conference B
Cardiff & Vale College v Coleg Llandrillo Newport High School v Ysgol Dyffryn Aman
Coleg Sir Gar v Whitchurch High School Gower College v Christ College Brecon
Coleg y Cymoedd v Llandovery College Bridgend College v Ysgol Gyfun Ystalyfera
Ysgol Gymraeg Glantaf v Coleg Gwent Coleg Sir Benfro v Coleg Cast. Nedd Pt Talbot