Hippeastrum, commonly known as Amaryllis can be grown outside in warmer climates however makes a great pot plant in greenhouse or indoors. It is native to tropics or subtropics. It blooms with two to four flowers of 8-10 inches across on a 2 ft. stem. When grown outside they bloom in early spring. They like rich, sandy mix. Tip: When using the flower for display or when the flower blooms if you carefully remove the anther the flower lasts much longer since you stop creation of seed.
You can raise them from seeds but it will take years before you have a full bulb. It is best to buy the bulbs which you can force to bloom indoors easily. Feed flowers through flowering period.