Lilac Flower Shop offers UC San Diego Medical Center local same-day and express flower delivery service. Lilac Flower Shop is the best florist in San Diego. We provide lovely, farm-fresh flowers, plants, and get-well gifts. All seven days a week, Lilac Flower Shop. Our 4-hour express delivery service is what we recommend if you need your get-well flowers, plant, or gift to arrive at a certain time.