Judges were delighted with the number and standard of the entries and announced the winners at a presentation evening in Alnwick Garden.
The award-winning young artists are seen with the judges and competition organisers.
Prize-winners came from Swansfield Park Primary School, St Paul's RC Primary School and Barndale House School.
The bloom team, meanwhile, are getting ready for the next inspection by Northumbria in Bloom judges in mid-July.