Neoscona adianta is a species of spider belonging to the family Araneidae. It has a Palaearctic distribution.

The coloration includes a brown to red abdomen marked with a series of black-bordered white or cream triangles. The female has a body length (excluding legs) of around 9 millimetres (0.35 in), the male being rather smaller. The web is usually constructed among flower heads, the spider sitting in full view beside the web on a pad of silk.