Korscheltellus lupulinus (L.)
Insecta, Lepidoptera, Hepialidae .
Common swift moth, Garden swift moth
- Adult: 25 to 30 mm wingspan, uniform pale brown. Elongated wings, the fore pairhave a row of pale oblique spots (*) .
- Larva: 30 to 40 mm, large red-brown pentagonal head, long sinuous body, white, bristling with long silken threads. Very agile (*) .
- Highly polyphagous, the caterpillar attack the strawberry, lettuce, chicory, lucerne, potato, maize, tobacco and several herbaceous ornamentals.
- Adult: flies at night. The female lays at the base of plants.
- Egg: embryonic development lasts approximately 9 days.
- The young caterpillar buries itself in the ground and attacks the roots and collar of plants. Highly resistant to cold, it continues to grow during winter and pupates in April-May (*) .
- Pupa: development period, 1 month.
- 1 generation per annum.
- The moth flies in May-June then lays eggs. The caterpillars grow and feed until spring of the following year.
- Roots and collars are gnawed, causing gradual drying-out of the plant (*) .
DE: Gartenwurzelspinner ES: Taladro del lúpulo FR: Petite Hépiale du houblon IT: Epialide del mughetto PT: Hepiale do lúpulo GB: Garden swift moth, Common swift moth
- Korscheltellus lupulinus (L.) Moth Despite its noctuid-like appearance this species is distinguished by its very short antennae.
Korscheltellus lupulinus (L.) Damage on lettuce The larva has severed the roots ; the plant wilts and dries.
Korscheltellus lupulinus (L.) Larva By pulling up a wilting plant, the larva is revealed.
Korscheltellus lupulinus (L.) pupa In the ground, without a cocoon. Note the very short antennal cover ; this avoids confusion with noctuid pupa.
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