Gelechiidae : Gelechiinae
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Photo © Allan Eaton,  01/08/2019 - Kessingland

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Caryocolum alsinella
Narrow Groundling

(Zeller, 1868)827 / 35.128

Morley’s Final Catalogue: (1) Leiston (Hkr); Aldeburgh, Thorp and Kessingland (Ctw). (2) Bred at Orford by the Bishop and J. W. Metcalfe in 1932.

Recent Status: A rare coastal species.

Life Style: A single brooded summer flying species that comes to light. The larvae feed on a variety of Cerastium species in sandy locations. They initially mine the leaves and then feed from spinnings on the shoots, flowers and seed capsules. They pupate in a sand covered cocoon on the ground.

Identification: Caryocolum species can be difficult to identify. C. alsinella is marked with black, white and brown with a specific pattern but is variable in the balance and extent of the markings. More Info When the pattern cannot be clearly seen in a specimen then genitalia dissection is required for identification. More Info

Determination by Genitalia Examination (gen. det.) Required

Recorded in 5 (9%) of 58 10k Squares.
First Recorded in 1932.
Last Recorded in 2021.
Additional Stats

Tuta absoluta  |  Caryocolum viscariella >

List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
06/09/2021126TL78 - Brandon/Lakenheath
24/07/2020125TM58 - Carlton Colville/Kessingland
14/07/2020125TM58 - Carlton Colville/Kessingland
14/06/2020125TM58 - Carlton Colville/Kessingland
24/08/2019+25TM34 - Hollesley/Rendlesham Forest
Show Details | 1990 to 2020 | 2000 to 2020 | Graph Key
Express Record Caryocolum alsinella
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Copyright © Jim Wheeler 2021

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wingspan: 8-11mm
Flight: July-mid August
Foodplant:   Mouse-ear sp.
Nat Status: Nationally Scarce A
Verification Grade:  Adult: 4
 Immature Adult
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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