芝蘭玉樹

lit. orchids and jade trees (idiom); fig. a child with splendid future prospects

Zoysia pungens

lit. iris and orchid / fig. exalted sentiments / (expr. of praise for noble character, beautiful surrounding, future prospects etc)

surname Lan / abbr. for Lanzhou 蘭州|兰州[Lan2 zhou1], Gansu

orchid (蘭花|兰花 Cymbidium goeringii) / fragrant thoroughwort (蘭草|兰草 Eupatorium fortunei) / lily magnolia (木蘭|木兰)

your son (honorific)

jade

Yushu Tibetan Autonomous Prefecture (Tibetan: yus hru'u bod rigs rang skyong khul) in Qinghai

tree / CL:棵[ke1] / to cultivate / to set up