Firefighters tackled a large forest fire for about 12 hours amid a series of recent incidents.
The emergencies came as the New Forest remained on an amber wildfire alert due to dry and windy conditions.
Barbecues, campfires and bonfires are prohibited on Crown land.
About 1.2 hectares of heather was destroyed in the woods near Matchams viewpoint, off Wattons Lane in St Ives, Ringwood.
Called in around 2:50 a.m. on Sunday, the crews from Ringwood, Christchurch and Ferndown were supported by an all-terrain vehicle.
Heat and high winds exacerbated the incident and they remained at the scene until approximately 2:45 p.m. the following afternoon.
Christchurch firefighters then returned and set up access points around 7 p.m. on Sunday and 9 a.m. on Monday.
The Dorset & Wiltshire Fire and Rescue Service said afterwards: “These preventable incidents are draining a lot of our resources.
“Help us keep our teams available to protect our communities by having no fires in a wooded area.”
Just before 5:30 p.m. on Wednesday, Ringwood firefighters teamed up with colleagues from Dorset to tackle the blazes engulfing grass, undergrowth and trees at Moors Valley Country Park near Ringwood.
A Ringwood crew faced small open-air fires off Linford Road in Poulner twice on Saturday – around 1:30 p.m. and around 5:30 p.m.
Although they were said to have been started by young people, a spokesperson for the Hampshire and Isle of Wight Fire and Rescue Services said they were not under investigation.
Hardley firefighters put out a campfire at the Dibden Inclosure parking lot in Beaulieu Road shortly before 10 a.m. on Sunday, having already put out one just before 8 p.m. last Thursday.
Also that day, teams from Hardley and Hythe responded to several 999 calls around 5:20 p.m., reporting a large amount of smoke and burning trees on Forest Front in the town.
They contained flames covering an area of approximately 40 by 50 meters. The cause was not believed to be deliberate.