Amaryllis Failure to Bloom and Bulb Size Myths

Why New Amaryllis Bulbs Didn't Flower

Two Christmas amaryllis produced foliage but no flower stalks. Owner heard bulbs shrink each bloom cycle; wants to grow large commercial-size bulbs.

Information

• Failure to bloom: poor light, no rest period, or poor soil nutrients.
• Amaryllis can bloom 75+ years from same bulb.
• Bulb size not increased by longer growing season.
• Commercial large bulb production methods not found.