Plant Care Owl's eye cactus
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Owl's eye cactus

Also known as

Owl's eye cactus, owl-eye pincushion and Owl Eye Cactus

Taxonomy

Mammillaria parkinsonii
Mammillaria
Cactaceae
Caryophyllales

How to care for Owl's eye cactus

Water

How often to water your Owl's eye cactus

Water needs for Owl's eye cactus
0.5 cups
every 12

Owl's eye cactus 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.

Calculate water needs of Owl's eye cactus

Water 0.5 cups every
12

Does your plant get direct sunlight?

Select the pot size

5"
Light

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 Owl's eye cactus in your home

Light needs and placement for plant Owl's eye cactus: 1ft from a window
1ft or less from
a window

Owl's eye cactus love being close to bright, sunny windows 😎.

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

Owl's eye cactus does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Owl's eye cactus in your home 🏡.

Nutrients

How to fertilize Owl's eye cactus

Nutrient, fertilizer, and repotting needs for Owl's eye 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 Owl's eye cactus after it doubles in size or once a year—whichever comes first.

FAQs
Water Needs
Sunlight Needs
Soil

Care Summary for Owl's eye cactus

Owl's eye cactus

Owl's eye cactus


Greg recommends:

Water

0.5 cups every 12 days

Placement

< 1ft from a window

Nutrients

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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