Johnston's Nightblooming Cereus

Taxonomy

Scientific name

Peniocereus johnstonii

Genus

Peniocereus

Family

Cactaceae

Order

Caryophyllales

How to care for Johnston's Nightblooming Cereus

💦 Water

How often to water your Johnston's Nightblooming Cereus

Johnston's Nightblooming Cereus needs 0.5 cups of water every 12 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.

Water 0.5 cups every
12

Does your plant get direct sunlight?

No Yes

Select the pot size

☀️ Light

Finding light for Johnston's Nightblooming Cereus in your home

Johnston's Nightblooming Cereus love being close to bright, sunny windows 😎.

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

Johnston's Nightblooming Cereus does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Johnston's Nightblooming Cereus in your home 🏡.

🪴 Nutrients

How to fertilize Johnston's Nightblooming Cereus

Nutrient, fertilizer, and repotting needs for Johnston's Nightblooming Cereus: 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 Johnston's Nightblooming Cereus after it doubles in size or once a year—whichever comes first.

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💡 FAQs

💦 Water Needs

Johnston's Nightblooming Cereus thrives in dry soil and should be watered sparingly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

☀️ Sunlight Needs

Johnston's Nightblooming Cereus requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.

🐶 🐈 👶 Toxicity

Johnston's Nightblooming Cereus is not known to cause harm to humans or pets. Regardless, if you, a family member, a cat, or dog has ingested any plant material, please consult a doctor or a veterinarian.

🌦️ Growing Outdoors

USDA Hardiness Zone
Johnston's Nightblooming Cereus can be grown outdoors in USDA Hardiness Zones 9a-11b. Find your local hardiness zone here.

🧐 Troubleshooting

When troubleshooting a sad-looking houseplant, start by checking for signs of distress in its leaves, such as yellowing, browning, or drooping, which can indicate overwatering or nutrient deficiencies.

Inspect the soil moisture; too dry or too wet soil can cause problems.

Ensure the plant is getting the right amount of light, as too much or too little can stress it.

Finally, consider environmental factors like temperature and humidity, and adjust care routines accordingly to revive your plant.

😖 Common Issues

Overwatering is a likely cause of issues with Johnston's Nightblooming Cereus. These plants are very sensitive to wet soil so if you notice your plant becoming squishy or translucent, overwatering is the likely culprit.

Cut your plant just past where the rot ends and allow it to callus over for a few days before replanting it in fresh, dry soil. Download Greg to make sure your plant never gets overwatered again!