Meteorologist in the Feb. 1998 "The Strawberry Grower", is that air temperatures will warm more slowly than the blossoms after sunrise because the air is warmed indirectly (i.e. radiant heat from the sun heats the surface and solid objects which in turn transfer heat to the air by conduction and convection).
(the air; is warmed indirectly; T:i.e. radiant heat from the sun)
the air
is warmed indirectly
T:i.e. radiant heat from the sun