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The larva of the onion fly are maggots or footless grubs. Many live in the interior of roots, stems, or leaves of plants.

Larva and Chrysalis of the Onion Fly

The larva of the onion fly are maggots or footless grubs. Many live in the interior of roots, stems,…

Onion flies are similar to common houseflies in appearance. The larva burrow into onions and eat near the base, destroying the onion.

Onion Fly, Larva, and Pupa

Onion flies are similar to common houseflies in appearance. The larva burrow into onions and eat near…

Pictured is a section of an onion attacked by the larvae of the onion fly. The burrow of the larva is towards the base of the onion. The entire development of an onion fly attack is four to six weeks.

Larvae of Onion Fly

Pictured is a section of an onion attacked by the larvae of the onion fly. The burrow of the larva is…