Police searched three other properties in Kerikeri and found a “significant quantity” of the pollen, a vintage vehicle and a loaded gun.
A stolen trailer, solar batteries, timber, foreign currency and power tools were also recovered by police.
A 35-year-old man was due to appear in Kaikohe District Court on Friday charged with receiving stolen property, unlawful possession of a firearm and unlawful possession of ammunition.
A 42-year-old man has been charged with receiving stolen property and is due to appear in Kaikohe District Court on May 8.
Police have not ruled out further charges.