He died of a suspected heart attack early this week after returning from Italy where he took part in a tribute match for Jerry Collins.
Details of his tangi are not yet confirmed. Social media comments from whanau, fans and friends have called for his body to be brought closer to his family in New Zealand, in accordance with Maori tikanga.
The Northland Rugby Union was yesterday considering informing its clubs to observe a moment's silence before kick-off during their local competition this weekend.
Chief executive Jeremy Parkinson said the union could not enforce the wearing of black armbands as that decision would have to be made by the clubs.
Hora Hora and Old Boys' players have confirmed they would observe a moment's silence as well as wear black armbands this weekend.
The Wanneroo Districts Rugby Union Football Club - where Berryman coached for several seasons - is fundraising for his family by holding a sausage sizzle and cake stall tonight to coincide with games for the under-11 and under-17 teams.
There are also plans for Berryman's body to be taken to the club so relatives, friends and supporters can pay their respects.
Players from Wanneroo and Kalamunda - the first WA club Berryman represented - are expected to wear black armbands during their matches this weekend.