Plant Care Queen of the night

Queen of the night

Also known as

Moonlight cactus, Queen of night, Large-flowered cactus, Sweet-scented cactus and Vanilla cactus


Selenicereus grandiflorus

How to care for Queen of the night


How often to water your Queen of the night

Water needs for Queen of the night
0.5 cups
every 9

Queen of the night needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Queen of the night

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Queen of the night in your home

Light needs and placement for plant Queen of the night: 1ft from a window
1ft or less from
a window

Queen of the night love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Queen of the night does not tolerate low-light 🚫.

Select your city to see how the current weather in your area affects the placement of Queen of the night in your home 🏡.


How to fertilize Queen of the night

Nutrient, fertilizer, and repotting needs for Queen of the night: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Queen of the night after it doubles in size or once a year—whichever comes first.

Care Summary for Queen of the night

Queen of the night

Queen of the night

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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