You can begin by investing in paper flowers and faux leaves as this gives you a number of options to customize your table. If you are hosting a tea party, go for cherry blossoms and lanterns by Muji sg. The same goes for sushi dinners. If you have tropical leaves, then they are best for Indian and South East Asian cuisines.
There must have been a few instances in your life that you had to move all the beautiful arrangements on your table when you had to serve food or drinks. There could be fragile vases that obstruct your view from guests across the table. Hence, you can use low set holders to keep your settings and talk to them while setting the dishes.