How To Grow & Care For Queen of the Night Plant

Queen of the Night, an enchanting name for a unique plant that blooms rarely and exclusively at night. Scientifically known as Selenicereus grandiflorus, this cactus is famous for its large, fragrant flower that blooms after sunset and withers by dawn. Native to the Antilles, Central America, and South America, this plant has captured the fascination of many gardeners and plant enthusiasts around the world.

The allure of the Queen of the Night isn’t just limited to its nocturnal blossoming. The plant itself has an interesting growth pattern, with slim, sprawling stems that often climb and twine around surfaces. The flowers are a stunning white with a yellow center, emitting a beautiful fragrance that fills the night air. Their short-lived beauty adds to the mystique and rarity of the experience.

Cultivating and caring for the Queen of the Night requires an understanding of its specific needs. The plant is a cactus and hence follows the general requirements of cacti, needing bright light, well-draining soil, and specific watering patterns. However, its unique characteristics and behavior might necessitate some specialized care.

AspectDetails
Common NamesQueen of the Night, Night-blooming Cereus
Botanical NameSelenicereus grandiflorus
FamilyCactaceae
Plant TypeClimbing Cactus
Mature SizeUp to 20 feet in length
Sun ExposureFull Sun to Partial Shade
Soil TypeWell-drained, Sandy or Gravelly
Hardiness Zones10-11
Native AreaAntilles, Central and South America

Queen of the Night Care

Caring for the Queen of the Night involves understanding its natural habitat and replicating those conditions as closely as possible. As a cactus, it requires less attention than some other plants, but the right balance of light, soil, water, and temperature is essential.

Given the right environment and care, the Queen of the Night can reward gardeners with its stunning, one-night-only display of blossoms. This might involve patience, as younger plants may take several years before they start to bloom. Proper care during this period will result in a healthy plant ready to unveil its nocturnal beauty.

Light Requirement for Queen of the Night

The Queen of the Night prefers bright light but can tolerate some shade. A sunny spot with filtered afternoon shade would be ideal. Too much direct sun might cause the stems to become scorched, while too little light will hinder growth and blooming.

Soil Requirements for Queen of the Night

Well-draining soil is essential for the Queen of the Night. A typical cactus mix or sandy soil mixed with gravel is appropriate. The soil should allow quick drainage to prevent any standing water, which can lead to root rot.

Water Requirements for Queen of the Night

Watering should be done carefully. During the growing season, regular watering is required, but the soil should be allowed to dry out between watering sessions. In winter, the watering can be reduced significantly. Overwatering is one of the most common mistakes and can be detrimental to the plant.

Temperature and Humidity

The Queen of the Night prefers warm temperatures and low humidity. It can tolerate temperatures down to about 50°F (10°C) but thrives in warmer conditions. In winter, it’s best kept indoors if temperatures drop below this range.

Fertilizer

A cactus fertilizer, low in nitrogen, can be used during the growing season. Fertilizing once a month with a balanced formula designed for cacti will support growth and flowering.

Pruning Queen of the Night

Pruning is not typically required but can be done to control the size and shape. Any dead or damaged stems should be removed to maintain the plant’s health.

Propagating Queen of the Night

Propagating the Queen of the Night is usually done through stem cuttings. The cuttings should be allowed to dry for a couple of days before planting in well-draining soil.

How To Grow Queen of the Night From Seed

Growing Queen of the Night from seed is possible but more time-consuming. Seeds should be sown in sandy soil and kept at a warm temperature. Regular but not excessive watering is required.

Common Pests & Plant Diseases

Mealybugs

These pests can be treated using insecticidal soap or by removing them manually.

Root Rot

Caused by overwatering, it can be avoided by proper watering techniques and well-draining soil.

Common Problems With Queen of the Night

Lack of Blooms

Insufficient light or incorrect watering can result in a lack of blooms. Adjusting these factors may encourage blooming.

Yellowing Stems

This may be a sign of overwatering. Reducing water and ensuring proper soil may remedy this problem.

Weak Growth

Weak or etiolated growth may be a sign of insufficient light. Moving the plant to a brighter location may solve this issue.

Pro Tips

  1. Monitor the watering closely, as the Queen of the Night is susceptible to overwatering.
  2. Provide support if you want the plant to climb.
  3. Be patient, as it may take several years for the plant to bloom.
  4. Consider repotting every few years to refresh the soil and provide more space for growth.
  5. Keep an eye out for the blooms; they last for only one night!