1 litre sized pots.  Agastache rugosa Arcado Pink is an eye catching perennial with it's purple toned pink flower heads having a fluffy-like appearance due to the abundance of many little flowers making up each flower spike. Its medium green oval shaped leaves have a crinkly pattern and are scented.  They bloom over a long period, enjoying a sunny position.  Great for bees and beneficial insects.  Reaches up to 60cm.