Our Favorite Acacias Acacias are easily grown trees native to Australia where they are known as Wattles.
Florist often sell their blooms under the name 'mimosa' which are wonderful for arrangements.
Their blossoms are typically small, fluffy balls of stamens grouped into clusters. Almost all acacia make good container plants inside and all can be raised outside in warmer climates. They are also usually one of the first trees to blossom in mild winter regions. Small graceful tree well adapted to growing inside. Has such a profusion of beautiful flowers that they seem to cover the entire plant.