New phase refers to the newly emerged larvae which feed on the petals of the rose flower. During this phase the larva has a skinny, light lemon yellow colored body with pink tinge on front dorsal half of the body, and attains a maximum length of 13mm and girdle thickness of 4mm. The size of fecal matter (excreta) varies from 0.03 mm to 0.06 mm. The grazing speed of approximately 4 sq mm per minute.