Amaryllis 'Striped Amadeus' reaches 18 to 24 inches tall, featuring huge 6 to 12 inch double white blooms with red streaking from the throat outward to the petal tips, finished with a red picotee edge. Each jumbo-sized bulb (36/+) produces two to three thick stalks, with four giant flowers per stem, blooming 8 to 12 weeks after planting.