Acleris hastiana

Alternative names
Varied Tortrix
Sallow Button
Description

Acleris hastiana is perhaps the most variable British tortrix moth with dozens of named forms and many intermediate types. Some forms can resemble those of the similarly variable but scarcer A. cristana which however has a more concave forewing costa and usually two prominent scale tufts.

Identification difficulty
Habitat

Various habitats.

When to see it

There are two generations in much of its range, with moths flying in June and July and again from August, when the adults hibernate. In parts of Scotland there is just one brood, flying from September onwards.

Life History

The larvae feed on small-leaved Willows (Salix spp.), spinning together two or more leaves.

UK Status

Fairly frequent and widely distributed throughout the British Isles. In the Butterfly Conservation’s Microlepidoptera Report 2011 this species was classified as common.

VC55 Status

Fairly frequent but not common in Leicestershire & Rutland. L&R Moth Group status = B (scarce resident or restricted distribution or regular migrant)

Reference
49.080 BF1053

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species profile

Common names
Sallow Button
Species group:
insect - moth
Kingdom:
Animalia
Order:
Lepidoptera
Family:
Tortricidae
Records on NatureSpot:
26
First record:
28/06/2003 (Skevington, Mark)
Last record:
21/02/2025 (Gaten, Ted)

Total records by month

% of records within its species group

10km squares with records

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