Asia bamboo fast growing fresh grass nature phyllostachys plant rain raindrops water waterdrops yellow yellow bamboo background blue cape plumbago climbers flora flowers hedge light blue perennials plumbago auriculata plumbago. fast-growing shrubs sky blue textures white woody stemmed Australian competitive compound leaves evergreen tree fast-growing fast-spreading flower spikes invasive native native flora native plant ornamental prolific prolific seeder Queensland native red spikes schefflera actinophylla spikes terminal inflorescence tree umbrella tree unique flowers