Locally common in damp habitats.
Juncus articulatus with larva feeding on the seed capsules in September, in a case formed in a similar way to C. taenipennella, but the silk part of the case is larger and mud-brown in colour. | Determination by Genitalia Examination (gen. det.) Required | |
| Case: A good quality photo or specimen of the case and plant/pabulum is required. | |
Recorded in 17 (12%) of 140 10k Squares. First Recorded in 1993. Last Recorded in 2021. (Data up to end 2022) |