In closed enclosures you can obtain between 15.8 oz per 3x3ft to 17.6 oz per 3x3ft  (450 to 500 grams per m2), however, grown outdoors you will achieve between 2,11 oz to 3,17 oz (60 to 90 grams) for each specimenr.Pevgrow offers you the best seeds and you couldn't miss G13 Auto Gum.