Unlike most other ladybirds which feed on aphids, P. 22-punctata eats mildew — especially from umbellifers and low-growing shrubs . The 22-spot ladybird is best looked for amongst low vegetation.
While many ladybugs prey on aphids, *P. 22-punctata* prefers to feed on mildew, particularly found on umbellifers and low-lying plants. This species of ladybug can be easily spotted amongst the lower growth.