Possible Clues:

• Gin flavoring
• Tree whose berries flavor gin
• Aromatic evergreen
• Coniferous shrub with purple berry-like cones
• Shrub with berries which are used in making gin
• Evergreen shrub
• Its berries flavor gin
• After end of May, this comes to each tree
• Coniferous shrub with berries used to make gin
• During summer month, I start to pick right kind of berries