Trees used for firewood (4)
I believe the answer is:
oaks
(Other definitions for oaks that I've seen before include "Epsom Classic race" , "Mighty ones from little acorns grow" , "Horse race - trees" , "Hardwood trees" , "Acorn producers" .)
I believe the answer is:
oaks
(Other definitions for oaks that I've seen before include "Epsom Classic race" , "Mighty ones from little acorns grow" , "Horse race - trees" , "Hardwood trees" , "Acorn producers" .)