#2. Warning, there may be more apple blossoms in the future. They're just so pretty. And we may get a frost later in the week so they also might be short lived and everyone will say "Whew, I thought she'd never stop photographing apple blossoms." :)
Contrast is whatever you like. Bud/blossom, dark/light, red/green.
A (wo)man should hear a little music, read a little poetry, and see a fine picture every day of his/her life, in order that worldly cares may not obliterate the sense of the beautiful. (free to J.W. von Goethe)