They are just jealous and want to copy your ideas. I know it’s frustrating but you have to try and take it as a compliment and keep doing you. You sound like you will be successful so don’t even think about them. And stop spending so much time shouting out or hyping them up unless they are doing the same back.
For fun and to be petty do a giveaway with another florist and book store in town if there’s others. Those ones where you all post it and to enter people have to like all your pages.
A lot of foreign names make me smile . There’s a restaurant in my town called Pho King Do and every time I drive past I have to say to myself as a ritual ‘I Pho King Dont’