appearance Australan Australian-native-flora blooms bright budding buds bush bush-plant colored colorful coloring colors coloured colourful colouring colours display displayed flora flowers foliage greenery leaves mixed native nature nectar plants protected shape shapes Sizes spring strange unusual unusual-shapes Western-Australia wildflowers abstract Australian background color colour competitive compound-leaves connected evergreen-tree fast-growing fast-spreading green invasive leafy native-flora native-plant ornamental plant prolific prolific-seeder Queensland-native schefflera-actinophylla tree umbrella-tree