Diamond back moth
singly or in small groups of two or ten eggs on both the upper and lower surface of leaves, preferentially in depressions, and rarely on stems or petioles [...] the bud. In cauliflower and broccoli, pupation may occur in the florets. Initially, the pupa is pinkish-white to pinkish-yellow and changes to brown before [...] suggested to have its origin in Europe, South Africa or East Asia, but is now present wherever its cruciferous hosts exist and it is considered to be the most