Plant Care Cactus


5.0 out of 5 (1 experiences)

Cactus has a Survivor plant personality Survivor


Notocactus submammulosus

How to care for Cactus


How often to water your Cactus

Water needs for Cactus
0.5 cups
every 12

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 Eugene, Oregon.

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 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 Cactus in Eugene, Oregon

Eugene, Oregon

39% Low

Growing Cactus in Eugene right now

Light needs for plant Cactus in Eugene, Oregon

Plant growth potential is currently very low 📉

November 30th, 2021

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

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

Read more

Light needs for plant Cactus in Eugene, Oregon

Sunlight intensity will decrease by 32.3% ☀️

December 3rd, 2021

Eugene is trending towards lower sunlight intensity!

The amount of sunlight in Eugene is expected to decrease by 32.3% over the next 2 weeks to an average of 5.9 megajoules of energy per m2 per da…

Read more

Light needs for plant Cactus in Eugene, Oregon

Daylight will decrease by 1.2 hours 📉

December 4th, 2021

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

Hours of daylight will decrease by 11.8% over the next two weeks. Your plants will get 8.7 total hours of dayli…

Read more

Finding light for Cactus in your home

Light needs and placement for plant Cactus: 3ft from a window
3ft or less from
a window

Cactus may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to keep it happy during this time of reduced sunlight intensity in Eugene, Oregon ⛅.


How to fertilize Cactus

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

When to repot Cactus

Nutrient needs for plant Cactus in Eugene, Oregon

Is this a good time of year to repot? No ⏳

December 3rd, 2021

The growing potential in Eugene is very low 📉.

Repotting in late fall or winter when the day lengths are shorter can be very stressful for a plant and cause it to go into shock.

It's best to r…

Read more

Care Summary for Cactus



Greg recommends:


0.5 cups every 12 days


< 3ft from a window


Repot after 2x growth

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

What other plant parents say

Cactus has a Survivor plant personality Survivor 1
Liz.white.121 avatar
leaf-1 8 Plants
xp 208 XP
globe Sandown, England

This guy was left on a windowsill in my uni room for FIVE MONTHS while I was locked down at home and couldn’t get to him. But he somehow survived (even the succulents died). Very impressive 🌵

Survivor Survivor

Trending in your area

Similar to Cactus

Discover rare plants

This plant is popular in