West Midlands Fire Service said a 4×4 brigade response vehicle and a fire engine attended the scene in Wolverhampton Road on Wednesday.
The blaze involved an area of woodland around 30 square metres in size.
A spokesman for West Midlands Fire Service said: “At 7pm on Wednesday we responded to woodland on fire behind a petrol station on Wolverhampton Road, Sedgley.
“A 4×4 brigade response vehicle and a fire engine attended, crewed by eight firefighters from Fallings Park and Oldbury fire stations.
“They extinguished the burning area – around 30 square metres in size – using one main jet and fire beaters.”