Texas Gov. Greg Abbott issues executive order banning minors from THC products In a statement from the governor's office, the order will set the minimum age to purchase THC products at 21. admin-truth Posted on 3 weeks ago In a statement from the governor’s office, the order will set the minimum age to purchase THC products at 21. Post navigation Previous: Crews respond to structure fire at Maxim Egg Farm on FM 442, Wharton County officials sayNext: Houston Astros pitcher Luis Garcia exits game vs. Toronto Blue Jays with elbow injury