Welcome to my Strain Review of Cannatonic Bred by Resin Seeds out of Spain by crossing an MK Ultra mother and a G13 Haze male, they proclaim this strain as the initiator of the CBD movement as well as

This high CBD strain, a cross between an MK Ultra clone and a G13 Haze male, was originally introduced in 2008 by Resin Seeds in Spain. As they tell the story on their website, this strain helped start