Spring can never come fast enough, especially now that I’m into gardening and have been able to experience the almost indescribable delight of watching the seasonal transformation of plants. But, having been teased into taking action only for nature to take a U-turn, I’m being drawn to the less obvious delights on show in Kangaeroo Corner. Heading into the last few days of March, my expectation was that we could see plenty of flourishing grevillea, bottlebrush, banksia and protea, not to mention the explosion of pink from Japan’s national flower, the cherry blossom, which transforms the country into what I…