May beetle
ending in the death of the plant. From the third stage onwards, the impact of this pest increases. Damage symptoms Initial damage is not visible in the aerial [...] of the plant, as the larvae only feed on root hairs and organic material during the first and second instars. When they move to the next stage, the larvae [...] again or when the larvae are fully grown a kind of earthern cell is created in the ground in which they pupate. The adult beetles emerge a few weeks later