Flowering bulb

Amarillis

USDA Zone: 9-11
Lifecycle: Perennial
Mature Size: 1 to 2 ft. tall and 8 to 12 in. wide
Native Region: South America
Sunlight Requirements: Bright indirect light or full sun indoors

Care

Amaryllis is a striking flowering bulb known for its large, trumpet shaped blooms and tall, sturdy stems. It thrives in bright, indirect light and performs best in temperatures between 65 and 75 degrees. Keep soil evenly moist during active growth, but avoid overwatering, as bulbs are prone to rot in soggy conditions. Water when the top inch of soil feels dry, allowing excess moisture to drain freely. Rotate the pot regularly to encourage straight stem growth toward the light. After flowering, continue caring for the foliage, as leaves help replenish energy in the bulb for future blooms. With proper light and consistent care, amaryllis can rebloom annually and provide reliable indoor color during winter months.

Seeding

Amaryllis can be grown from seed, though this method requires significant patience. Seeds should be sown in a well drained seed starting mix and lightly covered with soil. Maintain consistent moisture and temperatures between 70 and 75 degrees. Germination typically occurs within two to four weeks. Seed grown plants may take several years to mature and produce flowers. Because of the long timeline, most gardeners prefer growing amaryllis from bulbs, which provide faster and more predictable blooming results.

Planting and Potting

Plant amaryllis bulbs in a container with drainage holes using a high quality potting mix. Choose a pot that allows about one inch of space around the bulb, as slightly snug conditions encourage blooming. Position the bulb so the top third remains above the soil surface. Water lightly after planting to settle the soil, then place the container in a warm, bright location. Avoid heavy watering until growth begins. Once a flower stalk emerges, increase watering slightly to support development. Proper planting depth and well drained soil are key to preventing bulb rot and encouraging strong blooms.

Feeding

During active growth, feed amaryllis with a balanced liquid fertilizer every two to four weeks. Begin fertilizing once leaves or flower stalks are well established. Adequate nutrition supports both blooming and the development of healthy foliage that replenishes the bulb. After flowering, continue feeding until late summer to help store energy for the next season. Reduce feeding as growth slows and the plant enters dormancy. Always water after fertilizing to ensure nutrients are evenly distributed and to protect the roots.

Winterizing

Amaryllis requires a rest period to rebloom successfully. In late summer or early fall, gradually reduce watering and allow foliage to yellow and die back naturally. Once leaves have withered, trim them off and store the dormant bulb in a cool, dark location between 50 and 60 degrees for eight to ten weeks. After the rest period, replant or refresh the soil and resume watering to initiate new growth and flowering.

Harvesting and Pruning

Amaryllis is not harvested in the traditional sense, but proper pruning supports future blooms. Remove spent flowers promptly to prevent seed formation, which can drain energy from the bulb. Allow the flower stalk to remain until it begins to yellow, then trim it back near the bulb. Continue caring for the leaves until they naturally die back, as they provide essential energy storage. Avoid cutting healthy green foliage prematurely. Proper pruning and post bloom care ensure strong, repeat flowering in the following season.

Amarillis FAQs

How often should amaryllis be watered?

Water when the top inch of soil feels dry during active growth. Avoid overwatering, as bulbs can rot in soggy soil.

Can amaryllis bloom more than once?

Yes, with proper care and a dormancy period, amaryllis bulbs can rebloom each year.

Does amaryllis need direct sunlight?

Bright, indirect light is ideal. Too much direct sun may scorch leaves, while insufficient light can reduce blooming.