I actually rather like common crackles, I remember boat tails being parking lot bullies when I lived in central Florida, though.
Bradford Pears are awful; besides they way they seem to throw themselves on your car when they break, those pretty white flowers stink.
When it comes to ticks, I hate the nymphs, I’ve had them swarming over my pants so thick that it looked like crawling cinnamon, and they’re small enough to crawl through your socks.
Probably the most obnoxious blood sucker I’ve ever met is the greenhead horsefly: https://en.wikipedia.org/wiki/Tabanus_nigrovittatus