John Hardie, one of 11 changes to the Newcastle side, will face his former side Edinburgh in Sunday's Champions Cup fixture at Kingston Park.
Premiership clubs must spend a prospective cash boost on facilities, Rugby Football Union boss Nigel Melville warns.
Newcastle boss Dean Richards accuses the EPCR of disregarding player welfare in his side's 31-13 Champions Cup defeat.
Edinburgh beat Newcastle Falcons in European competition for the first time to go top of Champions Cup Pool 5 with a bonus-point victory.
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Newcastle Falcons have chance to impress in their St James' Park showcase against Northampton, says fly-half Toby Flood.
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