Harris took a couple of wickets in the first tour match against Kent but admitted his right knee had bothered him.
England suffered a humiliating 5-0 whitewash in the last Ashes series in Australia.
Cook said that England are as ‘hungry as ever’ in their quest to deny Australia a Test series win in Britain since 2001.
England coach said his first task in the pre-Ashes training camp in Spain would be to get to know the players.
Morgan’s men inflicted a 56-run thrashing upon the Black Caps in Tuesday’s tour-ending T-20 international.
Root scored 68 runs off 46 balls, including eight fours and a six as England won by 56 runs.
Peter Moores was sacked after Andrew Strauss took over as the new national director of cricket.
In a rain-affected game, Bairstow’s classy knock of 81* helped England chase down a revised total of 192 from 26 overs.
The New Zealand coach feels that the series against England has been a good learning experience for his team.
New coach Trevor Bayliss will use the camp to get to know the players ahead of the first Ashes Test starting on July 8.
Eoin Morgan will captain the side but there is no place for former England T20 captain Stuart Broad.
Morgan (113), Root (106*) after Hales opening blitz help England chase record target with 6 overs to spare.
Michael Clarke is acutely aware that Australia have not won an Ashes series in England since 2001.
England clinch 3-2 win over Slovenia in 2016 European Championship qualifiers.
NZ chase down England’s 302 after Taylor (118) and Williamson (110) stitched together 206-run stand.