All are in the mint family but calamint is in the genus Calamintha and catmint and catnip are in the genus Nepeta.

While both plants are safe for cats, they are entirely different. Catnip is part of the mint family, while cat grass is usually a mixture of rye, barley or wheat grasses. Both can be grown indoors.

No matter the feline friend – domestic cat, leopard, lion, you name it – cats often go crazy for catnip. Unsurprisingly, ...