Barley (Hordeum vulgare) is a grass family crop that belongs to a cool climate but just like its lookalike wheat, it grows even in the tropics. It's grown in different districts of Caramel Coral Bells (Heuchera 'Caramel') in Crown Point Northwest Indiana St. John Valparaiso Indiana IN at Niemeyer's Landscape Supply why are my plants turning brown yellow? : r Aquariums Aeroponics: Consistent Nutrients for Over 160 Crops