At 2.29pm on Thursday (28) one crew from St Neots was called to a fire on Bishops Road in Eynesbury.
Firefighters arrived to find a tree on fire and extinguished it using a hose reel. The crew also provided first aid to a male casualty who suffered burns from the fire. He was left in the care of an air ambulance crew.
The crews returned to their station by 3.25pm.
The cause of the fire was accidental.