Breeders from around the world have developed faster flowering, more stable and higher yielding autoflowers. Here are some of our top picks of the best autoflowers to grow from the past year. Super Lemon Haze Auto Yield 4 - 6oz per 3 x 3ft THC 22%+ Flowering Time 10 - 12 weeks CBD <1% Height 100 - 140 cm Recommended shops & prices (10 seeds): A classic turned auto, Gorilla Glue is not surprisingly a high yielding indica dominant autoflowering strain. The cross of Gorilla Glue x Auto #1 delivers high levels of THC after 70-75 days and grows well indoors, or out. Gorilla Glue produces yields up to 600 g/m2 and benefits from 600 watts per square metre when grown inside.