Family tree wall: Self-stick tree decals are available in many designs online. Scan old photos (It's quick 'n easy with iPhone or iPad + Pic Scanner app); print and frame. Download the app free at the App Store.
Valentine tree how-to (I made a similar tree for Easter years ago - spray painted curly willow branches pink & added glitter; stuck the branches in a pot of plaster of paris & painted the pot to match. We hung home-made paper Easter eggs on it that my daughter colored, it was adorable)