Police says the pair were driving along the Dawson Highway when they were witnessed throwing the fireworks into bushland between Bottle Tree Downs Road and Panorama Creek around 1.20am.
The ensuring fire burned a large swathe of Albinia National Park.
It took nine rural fire and three national park firefighting units to contain the blaze.
Police located the men, one aged 32 and the other, 37 , charged them with one count each of light unauthorised fire and offence in relation to unauthorised and prohibited explosives.
They are due to appear in Emerald Magistrates Court on October 26.
Police said weather conditions would mean firefighting units have to monitored the site over the next few days to ensure no further spot fires develop.Jump to next article