Over 400 marijuana plants were seized by Harris County Sherrif's Office deputies after a citizen complaint.
Deputies discovered a grow house at a home in northwest Harris County and arrested Quoc Linh Ngo, 38, and Tuan Anh Vu, 35.
The marijuana's street value is nearly $2 million.
Vu had been arrested for another grow house operation in Katy in 2013. He is in the Harris County Jail with no bond.
Ngo's bond is set at $630,000.