Plant Care Thelocactus macdowellii

Thelocactus macdowellii

Taxonomy

Thelocactus macdowellii
Thelocactus
Cactaceae
Caryophyllales

How to care for Thelocactus macdowellii

Water

How often to water your Thelocactus macdowellii

Water needs for Thelocactus macdowellii
0.5 cups
every 12

Thelocactus macdowellii needs 0.5 cups of water every 12 when it doesn’t get direct sunlight and is potted in a 5" pot located in Austin, Texas.

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 Thelocactus macdowellii

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.

Plant care guide for Thelocactus macdowellii in Austin, Texas

Austin, Texas

57% Medium

Growing Thelocactus macdowellii in Austin right now

Light needs for plant Thelocactus macdowellii in Austin, Texas

Plant growth potential is currently low 📉

November 27th, 2022

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

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

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Light needs for plant Thelocactus macdowellii in Austin, Texas

Sunlight will decrease by 21.8% ☀️

November 28th, 2022

Austin is trending towards lower sunlight intensity!

The amount of sunlight in Austin is expected to decrease by 21.8% over the next 2 weeks to an average of 9.9 megajoules of energy per m2 per da…

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Light needs for plant Thelocactus macdowellii in Austin, Texas

Daylight will decrease by 0.8 hours 📉

November 27th, 2022

This month, Austin is getting an average of 8.8 hours of clear sky sunlight per day.

Hours of daylight will decrease by 7.5% over the next two weeks. Your plants will get 10.1 total hours of dayli…

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Finding light for Thelocactus macdowellii in your home

Light needs and placement for plant Thelocactus macdowellii: 1ft from a window
1ft or less from
a window

Thelocactus macdowellii love being close to bright, sunny windows 😎.

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

Thelocactus macdowellii does not tolerate low light 🚫.

Austin, Texas currently has medium levels of sunlight intensity, you can help this plant grow by treating it to ample light ☀️.

Nutrients

How to fertilize Thelocactus macdowellii

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

When to repot Thelocactus macdowellii

Nutrient needs for plant Thelocactus macdowellii in Austin, Texas

Is this a good time of year to repot? Yes! 🪴

November 23rd, 2022

The growing potential in Austin is medium 👌.

It's best to repot plants during their active growing periods when they have the energy to re-establish their roots! This is a great time to repot any …

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FAQs
Water Needs
Sunlight Needs
Toxicity
Humidity
Soil
Fertilizer
Native Region

Care Summary for Thelocactus macdowellii

Thelocactus macdowellii

Thelocactus macdowellii


Greg recommends:

Water

0.5 cups every 12 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

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

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