Amaryllis Bulbs Plant. The bulb is depleted of minerals after flowering, but the stalks remain. You should plant the bulb so the stringy roots are in the soil.
How to plant amaryllis bulbs outdoors when amaryllis are growing in their native habitat, the neck and shoulders of the bulb are usually at or slightly above the soil surface. When you want to plant your bulb, place it in a pot not much bigger than the bulb, with its shoulders above the soil. Add water just below the bulb, but quite not touching it—the roots should reach the water, but the bulb should not be submerged (this.