Spring has well and truly hit and an unexpectedly wonderful day full of sunshine has the Kangaeroo Corner garden and its Aussie plants poised to explode into color as one tree after another buds. Jacaranda leaves are sprouting. And the native hops are ready to show their funny flowers. At least the most fragile hairpin banksia is growing for sure. I suspect the more settled hairpin banksia is growing, too. I wish this would grow faster and give me greater confidence that it is, in fact, growing. The coastal banksia is also growing, albeit with some disconcerting yellowing of its…