Pineapple guava 

Feijoa sellowiana or Acca sellowiana is a bushy, evergreen shrub with grey green leaves and densely felted undersides. Produces red pink flowers with white petaled undersides in early summer with red stamens. Sometimes produces edible red flushed green fruit. Full sun in south or west facing area. 

Eventual height and spread up to 1.5 to 2.5 metres.