[7] Lasioglossum sordidum females are classed as solitary but many forage within the same nest and with many generations active at any given time, this suggests some limited social organization.

[8][1] Overwinter females that have been fertilized stay in nests, coming out in late winter as the ground begins to get warmer.

During the winter prepupae are in moist soils to survive the cold temperatures, In late spring and early summer new males and females begin to appear, being active during the warmer months.

[8] Due to the lengthy time they spend nesting they forage on a wide range of flowering plants.

There is limited social organization shown within the behaviours of the bee as they are usually solitary, however females forage from one nest.

[4] Lasioglossum sordidum forage over large distances, on both native and introduced plant species, they have been observed to feed on Discaria toumatou flowers.

[10][4][11] Females have been identified visiting 139 species in 56 families, they have the ability to forage on almost any plant that is flowering, if they can get nectar or pollen from it.