Gelechiidae : Anomologinae
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Photo © Neil Sherman,  Female gen.det. Purdis Farm, Ipswich Aug 2016

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Monochroa hornigi
Knotweed Neb

Staudinger, 1883740 / 35.077

Morley’s Final Catalogue: Not listed.

Recent Status: A rare species in Suffolk that is probably under-recorded.

Life Style: A single brooded species flying from June to August and coming to light. The larvae are known to feed in Persicaria species and may also feed on Rumex species. The larvae hibernate fully fed. They pupate in a cocoon away from the larval habitation.

Identification: The moth is a dark fuscous with whitish and darker markings that are common for a number of Monochroa species. The link below shows the species with markings at its best. These may not always be evident. Without clear evidence of a photograph then genitalia dissection is necessary for a record. More Info

Determination by Genitalia Examination (gen. det.) Required

Recorded in 3 (5%) of 58 10k Squares.
First Recorded in 2006.
Last Recorded in 2021.
Additional Stats

Monochroa suffusella  |  Oxypteryx wilkella >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
18/07/2021+25TM34 - Hollesley/Rendlesham Forest
29/06/2019125TM24 - Woodbridge/Martlesham
20/08/2018125TM24 - Woodbridge/Martlesham
27/07/2018125TM33 - Bawdsey/Felixstowe
05/08/2016125TM24 - Woodbridge/Martlesham
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Monochroa hornigi
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Copyright © Jim Wheeler 2021

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 9-12mm
Flight: July to August
Foodplant:   Pale Persicaria.
Nat Status: Nationally Scarce A
Verification Grade:  Adult: 4
 Immature Adult
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Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2021. © James Wheeler - Norfolk Moths 2007 - 2021. Data © NOLA™ - Suffolk 2021
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