Well, in the last few weeks I have had Rufous, Black-chinned and Calliope visiting my garden, all females (or juveniles). The Calliope just started showing up a few days ago, but haven't seen the Black-chinned recently. Here is what they visited while here.

Rufous:

Penstemon barbatus

Coral Bells

Crocosima 'Lucifer'

Butterfly Bush (first time ever seeing a hummer visit this)

Black-chinned:

Hardy Gladiolus

Red-hot Poker (Tritoma)

Penstemon barbatus

Crocosmia 'Lucifer'

Calliope:

Penstemon barbatus

Agastche 'Desert Sunrise'

Agastache cana

Stachys coccinea

Monarda 'Jacob's Cline'

Monarda (dark purple variety)

Coral Bells

BN