Plant Care common three-seeded mercury

common three-seeded mercury

About common three-seeded mercury

common three-seeded mercury is a super rare houseplant 🌿 that is a fun challenge to grow and needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

common three-seeded mercury likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

common three-seeded mercury belongs to the acalypha genus, and is native to Eastern Canada and the Central and Eastern United States.

Taxonomy

Acalypha rhomboidea
Acalypha
Euphorbiaceae
Malpighiales

Also known as

common three-seeded mercury, rhombic three-seeded-mercury, rhomboid mercury, copperleaf, rhombic copper-leaf, three-seeded-mercury, ricinelle rhomboide and diamond threeseed mercury

How to care for common three-seeded mercury

Water

How often to water your common three-seeded mercury

Water needs for common three-seeded mercury
0.5 cups
every 9

common three-seeded mercury 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 common three-seeded mercury

Water 0.5 cups every
9

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 common three-seeded mercury in your home

Light needs and placement for plant common three-seeded mercury: 1ft from a window
1ft or less from
a window

common three-seeded mercury love being close to bright, sunny windows 😎.

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

common three-seeded mercury does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of common three-seeded mercury in your home 🏡.

Nutrients

How to fertilize common three-seeded mercury

Nutrient, fertilizer, and repotting needs for common three-seeded mercury: 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 common three-seeded mercury after it doubles in size or once a year—whichever comes first.

FAQs
Difficulty Level

common three-seeded mercury can be challenging to care for, according to some plant parents. Check out the reviews down below to learn from their experiences!


Water Needs
Sunlight Needs
Toxicity
Soil
Fertilizer
Growth Pattern
Propagation

Care Summary for common three-seeded mercury

common three-seeded mercury

common three-seeded mercury


Greg recommends:

Water

0.5 cups every 9 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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