Besides coconut (Cocos nucifera), R. indica is present in betel palm (Areca catechu), date palm (Phoenix dactylifera) and hurricane palm (Dictyosperma album). It was also reported in the families Pandanaceae, Musaceae, Fabaceae, Zingiberaceae, Marantaceae, Cycadaceae, Myrtaceae, Heliconiaceae, Zamiaceae, Lamiaceae and Strelitziaceae.
Excision of fronds near the base on the affected palms helps in observing the tunneling, presence of either larvae, pupae or adults. The palms can also be inspected by splitting from the crown to the start of the trunk to expose tunneling. However, this method is only recommended if the probability of pest attack is high. This method will enable the detection of larvae and pupae way before the adults are trapped using baits .
Rhynchophorus palmarum eggs, white with rounded ends.
Among the methods which reduce infestations: