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Brown Silver-line
Petrophora chlorosata (Scopoli, 1763)
Geometridae: Ennominae
1902 / 70.222
Photo © Neil Sherman,  Purdis Farm, Ipswich. April 2017.

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Similar Species: None
Forewing: 15-18mm.
Flight: One generation May-June.
Foodplant:   Bracken.
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
Status
Morley's Final Catalogue: Abundant wherever bracken grows, especially in woods. Always in profusion at Bentley in June; also noted at Playford, Needham, Stowmarket, Monks park wood; Tuddenham, Brandon; Aldeburgh, Wangford, Beccles, Herringfleet, Fritton.

Recent Suffolk Status: Very common in the Sandlings and Breck with scattered records elsewhere.

Life history: Single-brooded. Emerging earlier in recent times. Easily disturbed from areas of Bracken in the daytime.

Identification: Unmistakeable.

Habitat: Heathland, woodland rides and glades with Bracken.

Recorded in 53 (91%) of 58 10k Squares.
First Recorded in 1930.
Last Recorded in 2024.

Latest 10 Records
Date#VC10kArea
13/04/2024125TM49Somerleyton/Beccles
11/04/2024126TL84Sudbury/Glemsford
28/07/2023+25TM46Minsmere/Leiston
23/07/2023125TM46Minsmere/Leiston
16/07/2023125TM59Lowestoft
16/07/2023325TG40Belton/Burgh Castle
10/07/2023+25TM24Woodbridge/Martlesham
08/07/2023126TL78Brandon/Lakenheath
07/07/2023+25TM49Somerleyton/Beccles
07/07/2023125TM24Woodbridge/Martlesham
Further info: Petrophora chlorosata
 
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