You see, when the light hits the atom, the atom will only absorb it if it can use it to bump an electron up an electron shell. An oxygen atom with two electrons in the innermost shell and six in the second shell. An oxygen atom, for example, has eight electrons, but these fit into two different electron shells.
The Original Hummingbird Cake Recipe. Originally submitted by Mrs. L.H. Wiggins of Greensboro, North Carolina in our February 1978 issue, this Hummingbird Cake recipe is known to have won numerous blue ribbons at county fairs. 1  View the Original 1978 Hummingbird Cake Recipe.
Digitalis (Foxglove) -- The tubular flowers attract hummingbirds, and the plants grow in full sun or part shade. I was surprised to see a hummingbird sipping on the pale yellow Digitalis lutea.That's what I call hummingbird broccoli.Eupatorium maculatum (Joe-Pye Weed) -- A native perennial that blooms in the fall.pomoea (Morning Glory) -- Hummingbirds are more attracted to the red varieties like Ipomoea luteola, but all colors are good. Ipomopsis rubra (Standing Cypress) -- Chocolate cake for hummingbirds. Liatris (Blazing Star) -- Tall spikes of purple flowers for hummingbirds and butterflies.