Poinsettia. Main pest pressures
May 21, 2019
serious damage to the cuttings, to the extent of killing them. The larvae feed on the young roots of the plants, and can then progress into the stem, if not [...] planting; this is key to ensuring that cuttings can form roots without being damaged, and after 14 days the roots should be sufficiently mature to avoid damage [...] Whitefly The glasshouse whitefly, Trialeurodes vaporariorum , and the tobacco whitefly , Bemisia tabaci , a non-native notifiable pest, are reported to be the