Image 1 of 1
March Moth Alsophila aescularia Length 19mm. A distinctive, narrow-winged moth. Wings overlap one another at rest. Adult male has buffish-grey and brown wings; female is wingless and found crawling on tree trunks after dark. Flies March-April. Larva feeds on deciduous trees, notably oaks and Hawthorn. Widespread but commonest in central and southern Britain.