20 July β 31 October
the coastal calendar, unshifted
Hovering at lavender and valerian in full sun; mistaken for a hummingbird every summer.
Partly migratory: the coastal population is topped up every spring by moths arriving from further south, so numbers in a given July say as much about Africa as about the local bedstraw crop.
photos, sightings and recordings, off this site
where this species is on the list
| Phase | When | Length | What it means |
|---|---|---|---|
| hibernating | 1 November β 28 February | 120 days | True hibernation: body temperature drops and the animal cannot simply wake. |
| going about the year | 1 March β 30 April | 61 days | Feeding, holding territory, doing nothing the calendar singles out. |
| on eggs | 1 May β 19 May | 19 days | Clutch laid and being incubated, or buried and left to the sun. |
| larvae feeding | 20 May β 24 June | 36 days | Caterpillars, grubs or nymphs feeding and growing. |
| in the pupa | 25 June β 19 July | 25 days | Rebuilt inside a chrysalis or cocoon; the animal cannot move or feed. |
| adults on the wing | 20 July β 31 October | 104 days | The new generation is out, winged and looking for a mate. |