a controlled burn set in early spring to clear away brush from mountain fields / a wildfire

a backburn: a controlled fire deliberately set in the path of a wildfire to create a firebreak by removing combustible material

a controlled burn set to clear away brush from fields / a fire set in a field / a wildfire / a will o' the wisp

to wrap / to pack / to do up

to be wrapped

to wrap

originally, from the beginning

the whole, entire

to spread, to extend

a flame / (figuratively) an intense emotion, passion