Plant Care Melocactus violaceus

Melocactus violaceus


Melocactus violaceus

How to care for Melocactus violaceus


How often to water your Melocactus violaceus

Water needs for Melocactus violaceus
0.5 cups
every 12

Melocactus violaceus 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 Melocactus violaceus

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.

Select a city to check sunlight intensity

Finding light for Melocactus violaceus in your home

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

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

Place it less than 3 feet from a south-facing window to maximize the potential for growth.

Select your region to see how the current weather in your area affects the placement of Melocactus violaceus in your home 🏡.


How to fertilize Melocactus violaceus

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

Care Summary for Melocactus violaceus

Melocactus violaceus

Melocactus violaceus

Greg recommends:


0.5 cups every 12 days


< 3ft from a window


Repot after 2x growth

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

Trending in your area

Similar to Melocactus violaceus

Discover rare plants

This plant is popular in