Andrena bicolor


This is a small solitary mining bee. The females are about 9 to 11 mm, and the males are slightly smaller. It is very similar in appearance to several other members of the genus and detailed examination is required in order to arrive at a sound id. This species has back hairs on the face, gingery hairs on the thorax and a blackish abdomen with pale hairs between the segments.

Identification difficulty

Found in various habitats including grassland and open woodland areas.

When to see it

It has two generations per year, being on the wing from March to May and then from late June to August.

Life History

They nest in the ground, usually where the soil is quite soft. A small nest is constructed containing a few cells, which the female fills with pollen. A single egg is laid in each cell and the larvae feed on the pollen.

UK Status

Fairly frequent and found throughout Britain, though mostly southern.

VC55 Status

Fairly frequent in Leicestershire and Rutland.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map