Igatsha lokhuni oluluhlaza eligobe ngokwemvelo noma eliguqukayo, elifanele ukwenza umnsalo womlilo, umnsalo wokuzingela, noma uhlaka lokhuni olugobisiwe. Izinhlobo ezikhethwayo yi-hazel, i-yew, i-ash ne-elm — zikhethwa ngenxa yokuguquka kwazo nangoba zingahlephuki uma zigotshwa.