Plant Care Mexican Grain Amaranth

Mexican Grain Amaranth

About Mexican Grain Amaranth

Mexican Grain Amaranth is a relatively rare houseplant 🌿 that needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

Mexican Grain Amaranth likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.


Amaranthus cruentus

Also known as

Blood amaranth, Huautli, Alegría, Red amaranth, Purple amaranth and Prince's feather

How to care for Mexican Grain Amaranth


How often to water your Mexican Grain Amaranth

Water needs for Mexican Grain Amaranth
0.5 cups
every 9

Mexican Grain Amaranth needs 0.5 cups of water every 9 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 Mexican Grain Amaranth

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 Mexican Grain Amaranth in your home

Light needs and placement for plant Mexican Grain Amaranth: 1ft from a window
1ft or less from
a window

Mexican Grain Amaranth love being close to bright, sunny windows 😎.

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

Mexican Grain Amaranth does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Mexican Grain Amaranth in your home 🏡.


How to fertilize Mexican Grain Amaranth

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

Water Needs
Sunlight Needs
Growing Outdoors

Care Summary for Mexican Grain Amaranth

Mexican Grain Amaranth

Mexican Grain Amaranth

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


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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