False black widow (Steatoda grossa)
Web: 3D web with messy threads and often vertical threads with glue on the lower part towards the substrate (“gum footed threads”).
Habitat: Mainly in dark places in buildings (preference for cellars, where webs are constructed close to the cellar window), but also outdoors near solid structures. The spider usually hides in crevices.
Hot to recognize:
Looks similar to:
Size
♀: 6,5-10mm
♂: 4-6mm
When?
♀: throughout the year
♂: August till September