Ultra Sour is a super potent strain that can sometimes be a little too powerful with inaccurate dosage. Its a high-powered cross between MK Ultra x East Coast Sour Diesel that produces a sativa dominant strain great for energy boosts. Ultra Sour provides a long lasting, heady high that helps focus creativity and get you aligned with your tasks. This strain, like the name suggests, reeks of pine and diesel. The plants of this strain offer deep green buds with orange pistils.