Unblackened

ppl. a. (UN-¹ 8.)

1864.  Lond. Rev., 28 May, 563. A fair spring day, with the young green of the trees still unscorched by sun and unblackened by smoke.

1867.  M. Arnold, Epil. to Lessing’s Laocoon. The grass had still the green of May, And still the unblacken’d elms were gay.