Caryocolum cauligenella is a moth

Moth

A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...

 of the Gelechiidae

Gelechiidae

Gelechiidae is a family of moths commonly referred to as twirler moths or gelechiid moths. They are the namesake family of the huge and little-studied superfamily Gelechioidea, and the Gelechiidae's relationships with and delimitation against their relatives have been subject to considerable...

 family. It is found in most of Europe, except Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

, Great Britain

Great Britain

Great Britain or Britain is an island situated to the northwest of Continental Europe. It is the ninth largest island in the world, and the largest European island, as well as the largest of the British Isles...

, Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 and most of the Balkan Peninsula.
The wingspan

Wingspan

The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...

 is 11-13 mm. Adults are on wing in June.

The larvae feed on Silene

Silene

Silene is a genus of flowering plants in the family Caryophyllaceae. Common names include campion and catchfly....

species, including Silene gallica

Silene gallica

Silene gallica is a species of flowering plant in the pink family known by several common names, including common catchfly, small-flowered catchfly, and windmill pink. It is native to Eurasia and North Africa, but it can be found throughout much of the temperate world as a common roadside weed...

, Silene nutans and Silene vulgaris

Silene vulgaris

Silene vulgaris, Silene cucubalus or Bladder Campion is a plant species of the genus Silene of the Pink Family . It is native to Europe, where in some parts it is eaten, but is widespread in North America where it is considered a weed..-Gastronomy:In Spain, the young shoots and the leaves are used...

. They initially feed inside stem galls on their host plant. Pupation takes place outside of the gall in a white spinning in the soil.