Anniversary Flowers Delivered Today In need of anniversary gift ideas? No matter if it's theirs (or yours!), first or golden, let Convention Floral help you. Nothing says love like a bouquet of red roses for a first anniversary or a lush arrangement of long stem roses for a fiftieth anniversary. No matter what their favorite flowers are or how many years of wedding bliss you're celebrating, flowers from Convention Floral your local florist in Washington, DC are always a good way to celebrate.