Perennial starter 9cm pot.  Plectranthus Mona Lavender likes a shaded spot, protected from frost.  We do get frost but is has survived light frosts at our place to re-emerge each spring.  It's eye-catching deep green foliage has a dark purple underside and striking tubular lavender flowers appear from late summer.  Reaches 50-80cm high, originating from South Africa.