How much sunlight does my Iron Cross need?

Iron Cross requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.

How much humidity does Iron Cross like?

Iron Cross doesn’t require additional humidity . Plants absorb most water through their root system rather than their leaves, so the best way to provide humidity for your plants is through watering the soil.

What type of soil should I use for my Iron Cross?

Iron Cross does best in well-draining soil . A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!

Should I fertilize my Iron Cross?

Iron Cross grows very slowly and doesn’t require added fertilizer . Replacing your plant’s potting soil once a year should provide them with more than enough nutrition. Remember, plants get their energy from sunlight, not fertilizer!

Which region is Iron Cross native to?

Iron Cross is native to Worldwide .

Can Iron Cross be grown outdoors?

USDA Hardiness Zone Iron Cross can be grown outdoors in USDA Hardiness Zones 7a-10b . Find your local hardiness zone here .

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Iron Cross

Q: How often should I water my Iron Cross?

Iron Cross prefers for the soil to dry out between waterings and should be watered regularly . Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

3.0 out of 5 (3 experiences)

Fast grower

Blooms easily

About Iron Cross

Iron Cross 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.

Plant parents describe this plant as a fast grower and easy to bloom with only 94 being grown with Greg around the world. Check out the reviews below for more details!🌟

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

Taxonomy

Scientific name

Oxalis tetraphylla

Genus

Oxalis

Family

Oxalidaceae

Order

Oxalidales

Also known as

O. deppei, "iron cross", "lucky clover", Four-leaf sorrel, Four-leaved pink-sorrel, "lucky leaf" and "four-leaf clover"

How to care for Iron Cross

Water

How often to water your Iron Cross

Iron Cross needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Portland, Oregon.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Water 0.5 cups every
9

Does your plant get direct sunlight?

No Yes

Select the pot size

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.

Portland, Oregon

38% Low

Finding light for Iron Cross in your home

Light needs and placement for plant Iron Cross: 1ft from a window

Iron Cross love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to ensure it receives enough light to survive during this time of reduced sunlight intensity in Portland, Oregon ⛅.

Iron Cross does not tolerate low-light 🚫.

Nutrients