Autumn plants for Bees

Iceplant and Viper's Bugloss

The only species of bumblebee that I could find in the garden today was the Common Carder Bee, but there were good numbers noted feeding on the following flowers [+ the number of bees noted on each].
Viper's Bugloss (Echium vulgare) [16]
Wall Germander (Teucrium chamaedrys) [12]
Marjoram (Oreganum vulgare) [4]
Butterfly-bush hybrid (Buddleja x weyeriana) [2]
Iceplant (Sedum spectabilis 'Iceberg') [2]
Perennial Cornflower (Centaurea montana) [2]
Nemophila 'Five Spot' (Nemophila cultivar.) [1]
Nicotiana Sensation mixed (Nicotiana hybrids) [1]
Midnight Candy (Zaluzianskya capensis) [1]

Butterfly-bush hybrid