The green gage is another multi purpose fruit that we love sweet and fruity enough to eat straight from the tree it can also be used in cooking and is another classic crumble fillerthe green gage is a member of the plum family originating from france the cambridge green gage tree produces white flowers in spring and the large round golden fruit is ripe for picking in august the cambridge green gage is a self pollinating tree this variety has received an award of merit from the