While wildly touted as one of the best first-time indoor grows, Blue Ice OG also stands out for high yield. However, growers looking for high THC percentages should look elsewhere. Blue Ice OG blends Blueberry Ice and OG Kush to offer an intense, berry-flavored plant with up to 500g of production per meter. Highest Yielding Indoor Strains https://cannabis-md.com/high-yield-strains-seeds/ High Yield Feminized Watermelon Zkittlez Overview: Watermelon Zkittlez is an extremely high yielding marijuana strain with large growth patterns and incredible production—some growers are able to achieve over 1 kg per plant. Watermelon Zkittlez feminized seeds are easy to cultivate indoors or out.