Species Account

Select species and region:



Summary Data

Season (Adult / Immature):

National Status: Common

Local Status: Abundant and widespread resident.

Local Record: Grade 1   See here for explanation

Flight time: One generation, Jul-Oct.

Forewing: 14-17mm.

Foodplant: Grasses and small herbaceous plants.

Regional breakdown:

Year first recorded19291939184718861940
Year last recorded20142014201420142014
Number of records9213250025413214647
Number of individuals103661105238108185986662
Unique positions19919924420649
Unique locations18618724522146
Adult records9165245924313057634
Immature records102110

For the county, we have a total of 18115 records from 885 sites. First recorded in 1847.


2134 Square-spot Rustic 06
© Andy Nunn
2134 Square-spot Rustic 05 larva
© Derek Parkinson
2134 Square-spot Rustic 04
© Dave Williamson 17th Aug 2011
2134 Square-spot Rustic 03
© Dave Williamson 17th Aug 2011
2134 Square-spot Rustic 02
© Dave Williamson 12th Aug 2011
2134 Square-spot Rustic 01
© Alan Miller

Species Account

Sutton & Beaumont, 1989: Widely distributed and often common in all five vice-counties. This is a grassland species. The larvae feed in May on various grasses, especially cocksfoot (PQW).

2012 (CHF): One of our commonest moths in August and early September. Widespread across the county particularly in grassy areas, sometimes in large numbers eg 505 in grassland at Studley Roger on 8.8.2003. Numbers are stable. A very variable species with a lot of different forms.

See background to species accounts.  Index of Vernacular names - Search - Random Species