Australian coral tree brittle branches color colored colorful colors colour coloured colourful colours curved petals deciduous dicotyledonous erythrina erythrina x sykesii fabaceae finger-like flora flowers hardy hybrid invasive long petals non-seeding perennial pest scarlet flowers sterile hybrid tall tree thorny tolerant tri-foliolate tubular petals upward-pointing radial pattern vigorous vigorously growing tree weed aggressive anthochaera carunculata Australian native barking-bird bird blue sky chock common coral tree defensive fauna gardens gillbird grating gray-brown grayish-brown grey-brown plumage greyish-brown harsh honey eater honeyeater large native bird nectivorous Noisy prominent red flowers red wattle red wattle bird silver-white cheek patch wattle wattled honeyeater what’s o’clock white streaks widespread wildlife yellow yellow underbelly abundant Australasian parrot Australian blue brilliant flocks golden green lorikeet medium sized nomadic orange parrot pests rainbow rainbow colored rainbow coloured rainbow lorikeet trichoglossus haematodus true parrot vocal