The pot, compressed into 28 shrink-wrapped bundles in three brown paper bags, was estimated to be worth nearly $500,000, according to the release.
The driver, Jose F. Hurtado, 37, and his mother Maria Hurtado, 77, were arrested and booked into the Montgomery County Jail on suspicion of felony marijuana possession, according to the release.
The two were not listed as inmates today.
If convicted, the pair face up to eight years in prison and up to a $15,000 fine.