Plutella porrectella
Plutella porrectella
Plutella porrectella is a butterfly of the family of the veil and half moth ( Plutellidae ).
- 4.1 External links
Description
The moths reach a wingspan of 14-17 millimeters. They have light gray or pale ocher yellow colored front wing on which three, step-like offset brown or gray- brown longitudinal lines are visible. The wing outer edge is fringed long and at the edge of a darker color than the longitudinal strokes. The sensors have three dark rings near the tip.
The beads are usually approximately 10 mm long, but there is also a variation is only about eight millimeters long. They have a yellow -green color ( yellow-brown variation ) and the thorax the sides have a slightly grayish tinge. This can be seen particularly in the yellow-brown variant. On the body, numerous small dark points are distributed and on the back runs a slightly dark longitudinal line. You have loosely distributed dark hair. The head capsule is brown and has dark brown spots. The slightly chitinisierte prothorax has on the top 20 small dark brown dots.
Way of life
The nocturnal moths remain at near their food plants and are easily startle a day.
Flight times and caterpillars
They fly in two generations in May and in July and August. The caterpillars live from April to May and from June to July.
Food of the caterpillars
The caterpillars feed on Common dame's violet ( Hesperis matronalis ) on which they are fine together spin or roll up leaves with silk.
Development
The caterpillars pupate in a white cocoon that is woven very großmaschig, on the underside of the leaves of their food plants. The bright green puppets are about 9 mm long and moving restlessly in case of failure. Your head, where you can well see the black eyes, reddish brown in color