Stems Florist - St Louis Flower Delivery is a local florist providing same-day flower delivery in Florissant, MO. Their flower shop is proud to serve clients across Florissant, creating spectacular floral designs for any occasion. Business Hours: Mon-Fri: 9:30am - 5:00pm Saturday: 9:30am - 12:00pm Sunday: Closed Payment Methods: Check, Visa, Discover, AmEx, MC, Debit, PayPal