Plant Care Big Needle Cactus

Big Needle Cactus

Also known as

Runyon's beehive cactus and Nipple beehive cactus


Coryphantha macromeris

How to care for Big Needle Cactus


How often to water your Big Needle Cactus

Water needs for Big Needle Cactus
0.5 cups
every 12

Big Needle Cactus needs 0.5 cups of water every 12 when it doesn’t get direct sunlight and is potted in a 5" pot located in Pittsburgh, Pennsylvania.

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 Big Needle Cactus

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.

Plant care guide for Big Needle Cactus in Pittsburgh, Pennsylvania

Pittsburgh, Pennsylvania

27% Very Low

Growing Big Needle Cactus in Pittsburgh right now

Light needs for plant Big Needle Cactus in Pittsburgh, Pennsylvania

Plant growth potential is currently low 📉

February 5th, 2023

Sunlight intensity as measured by “net radiation” in Pittsburgh is currently low 📉.

The availability of high quality sunlight in your home impacts ability for plants to thrive and is key in determ…

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Light needs for plant Big Needle Cactus in Pittsburgh, Pennsylvania

Sunlight will increase by 45.2% ☀️

February 6th, 2023

Pittsburgh is trending towards greater sunlight intensity!

The amount of sunlight in Pittsburgh is expected to increase by 45.2% over the next 2 weeks to an average of 8.6 megajoules of energy per…

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Light needs for plant Big Needle Cactus in Pittsburgh, Pennsylvania

Daylight will increase by 1.3 hours 📈

February 7th, 2023

This month, Pittsburgh is getting an average of 5.2 hours of clear sky sunlight per day.

Hours of daylight will increase by 13.5% over the next two weeks. Your plants will get 10.7 total hours of …

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Finding light for Big Needle Cactus in your home

Light needs and placement for plant Big Needle Cactus: 1ft from a window
1ft or less from
a window

Big Needle Cactus love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to ensure it receives enough light to survive during this time of reduced sunlight intensity in Pittsburgh, Pennsylvania ⛅.

Big Needle Cactus does not tolerate low-light 🚫.


How to fertilize Big Needle Cactus

Nutrient, fertilizer, and repotting needs for Big Needle Cactus: 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 Big Needle Cactus after it doubles in size or once a year—whichever comes first.

Water Needs
Sunlight Needs
Growth Pattern

Care Summary for Big Needle Cactus

Big Needle Cactus

Big Needle Cactus

Greg recommends:


0.5 cups every 12 days


< 1ft from a window


Repot after 2x growth

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

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