landscape with the patches of bare ground. This is characteristic of heathland at an early stage of development. This environment is suitable until the point at which the shrubs native to the environment mature and obscure the bare ground and vegetation margins that the butterflies use for oviposition.

Mossland, similar in nature to wet heathland, has soil primarily composed of peat which supports one of the families of host plants of P. argus, Ericaceae. This host plant grows alongside other grasses,