dandelions all the time...plus it is an age-old sign of affection (see link), that an 'un-affected' guy like Joe would very easily do for his wife...unlike some on this board who take themselves too seriously and exude desperation when trying to find something negative to 'report' about JB.
I'm guessing you have no idea how silly this makes you look.
Link: https://wonderopolis.org/wonder/why-do-people-wish-on-dandelions