Affected plants: all types of vegetables are susceptible and are attacked by different species of aphids.
Cycle biological insect Adults appear from spring, there is the phenomenon of canning of generations (for which a female has within it already formed daughters that even before birth in turn contain other developing embryos) and development by parthenogenesis of individuals (eggs are fertile even if mating between individuals of different sex). Generations: 10-15 per year. Possible prevention and partial cure with treatments based on nettle macerate, azadirachtin, Beauveria bassiana and natural Pyrethrum.