These are in fact caterpillar nests, constructed by the pine processionary caterpillar (chenille processionnaire) larva, who live in large ‘tents’ and march out at night in single file (hence the name) to feed on the pine needles.

The P-O is on red alert for pollen allergy. According to the RNSA (National Aerobiological Surveillance Network), responsible for the analysis of the content of the air, cypress pollen is at a particularly high level in our region as well as the Hérault, Aude, Lozère, Aveyron and Tarn.

January is the coldest month of the year but it presents a real challenge: very little is growing, the branches are bare, the spring bulbs are just peeping up and one can see the bare bones of the garden.