15.01 BF288 - Gracillariidae - Gracillariinae - Caloptilia stigmatella

15.01 BF288 - Gracillariidae - Gracillariinae - Caloptilia stigmatella - Willow Stilt - (Fabricius, 1781)

Adult Micro: CAT 1 - Distinctive Species - Leaf-miner: CAT L - The leaf or a Photo required -

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- Generally Common / Widespread - Leaf Miner

Taxonomy: Micro >> Gracillariidae

Other Name/s: White-triangle Slender

ID Difficulty: green

- easy to identify, generally distinctive and unlikely to be confused with other species.

ID pointers: A characteristic resting pose, with the body raised on the front legs. Forewing a reddish-brown with a pale yellow or whitish triangular costal blotch

Distribution: Nationally common – Probably well distributed in the county

Flight Period: May / June / July / September / - Moths emerge in July and over winter as adult, so can then be seen in April – May

Mine Period: July / August / September / October / November / - The larva is a leaf miner feeding on Willow, Sallow, Poplar and Aspen. The Gallery leads to a blotch, then creating two or three edges or tips of a leaf cones.

*** Last updated on 9 March 2025 by RP ***

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Wingspan: 12-14mm

Food Plant: Sallow, Willow, Aspen , Poplar

Recorded dates for Common [Blue-coded ] moths are not stored on the website at this current time.