Plant volatiles released by Wistaria sinensis repelled the ladybeetles whenever the plant was intact or injured. 紫藤在正常的生長狀況下和蚜蟲為害后，都會產生排斥異色瓢蟲的化學物質。
Pine,Rocks and Wistaria by Li Shan of the Qing Dynasty.Vines climb up a pine tree,under which the peonies are in full bloom. 一株青松拔地而起，紫藤依松而生，紫藤花垂落下來仿佛能散了一股淡淡的香氣，樹下牡丹盛開。