Firework photography is like the fish that got away. Every summer (or New Year’s Eve), you think you’ve finally mastered your smartphone camera chops to snap a magnificent cascade of falling sparks, only to be left with a camera roll full of blurs. But this year, with just a little advance planning, maybe you’ll finally reel in the big one, whether it’s a golden horsetail, a fiery chrysanthemum, or a sparkling peony.