Chelostoma grande

Threat status

vulnerable (VU)

Priority

3

Specialization

specialized (oligolectic)

Pollen sources

• Knautia

Nesting structures

• Hollow plant stems
• Rotten deadwood

Habitat

• Structurally rich cultivated land
• Light forests

Foraging season (months)

[6, 7, 8]

Development

one generation per year (univoltine)