Garton said the man was arrested at a nearby address.
After speaking with him, they found an air rifle in the area.
A search of bushes near the property revealed another rifle, ammunition, syringes and empty bags of what police alleged contained methamphetamine.
The man was charged with drug offences concerning the possession of utensils and unlawful possession of ammunition.
Brodie Stone covers crime and emergency for the Northern Advocate. She has spent most of her life in Whangārei and is passionate about delving into issues that matter to Northlanders and beyond.