Bees on Iceplant

Bees on Iceplant

Observation - Bees on Iceplant - UK and Ireland. Description: Pink Iceplant flower attracting many bees of a type not seen in this area for a long time whilst only bumble bees are seen on nearby flowers such as buddleia and fuchsia. I wonder why?

Pink Iceplant flower attracting many bees of a type not seen in this area for a long time whilst only bumble bees are seen on nearby flowers such as buddleia and fuchsia. I wonder why?