Famous People Named Marit. Mette Marit, Crown Princess of Norway. Marit Elisabeth Larsen, Norwegian singer-songwriter and former member of the pop duo M2M. Marit Eli Paulsen, Swedish politician. Marit Elisabeth Maij, Dutch politician.
Japanese beetles (Popillia japonica), also known as the chafer beetle, rose chafer and garden chafer; aphids (Macrosiphum rosae), also known as plant lice; thrips (Anaphothrips obscurus or Frankliniella tritici), also called grass thrips or oat bugs, and the rose leaf hopper are all insects that can do various levels of damage to a rose bush.
Examine the plant for other disease symptoms known to be associated with black spots on the species. For example, search roses for other black spot disease symptoms caused by the fungal pathogen Diplocarpon rosae, including diminished health, black spots on upper sides of leaves, yellowed foliage, and leaf drop. Look over canes for the presence of purple-hued areas of dying plant tissue.