Flowers of the Knight's Star Lily - Amaryllidaceae Hippeastrum.

What You Need to Know About the Knight’s Star Lily – Amaryllidaceae Hippeastrum

The common name of this American native is amaryllis or knight’s star lily. The hybrids produce flowers, 6 in. (15 cm) wide, in spring, in colors ranging from white through shades of pink, orange, and yellow to velvety, deep reds. As well as plain-colored petals, there are varieties with flecks, stripes, and different colored edges.

Up to four flowers are produced on a single stem: a large bulb may produce two stems. The long, strap like leaves do not start to grow until the flower stalk is well advanced.

Size: Height 18 in. (45 cm).

Light: Direct sunlight.

Temperature: Normal room.

Moisture: Keep moist.

Feeding: Use high potash fertilizer every two weeks from after the flowers begin to fade until fall when the leaves are dried off.