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How to Grow & Care for Cast Iron Plant (Aspidistra elatior)

Cast iron plant with green leaves on a black pot

Cast Iron Plant (Aspidistra elatior) is an incredibly resistant and easy-care houseplant. Esteemed since the Victorian era, it earned its nickname due to its high tolerance for neglect and low-light situations.

Today, it’s cherished by horticulturalists for its aesthetic appeal and minimal demands, making it an ideal houseplant for novices and experienced plant carers alike.

It’s characterized by its attractive dark green leaves with white stripes running parallel to the veins, adding a touch of elegance to any space. These leaves, sturdy and arching, form a dense foliage that thrives even in deep shade.

Interestingly, this houseplant was often found in the dimly lit corners of Victorian-era bar rooms, where its hardiness and indifference to irregular watering were highly appreciated.

Despite its past reputation, however, the cast iron plant is not all about survival in harsh conditions. Given the right amount of care and attention, it showcases a beauty fit for any indoor decor.

What sets this plant apart is its resilience in the face of typical houseplant challenges. It can survive in pot-bound conditions and withstand periods of drought.

As a master gardener with years of experience growing this hardy plant, this guide includes everything you need to grow and care for cast iron plants easily at home.

Cast iron plant with green leaves that has white spots

Photo Credit: Shutterstock.

Botanical Name: Aspidistra elatior

Common Name: Cast iron plant, bar room plant

Family: Asparagaceae

Plant Type: Perennial; indoor plant, houseplants

Hardiness Zones: 7 – 10 (USDA)

Sun Exposure: Low light, deep shade, away from direct sunlight

Soil Type: Rich soil, well-drained soil

Soil pH: 5.5 – 7.5, mildly acidic to neutral

Bloom Time: Spring, summer

Flower Color: White. purple

Native Area: Japan, Taiwan

Cast Iron Plant Care

Cast iron plant, scientifically known as Aspidistra elatior, is an excellent easy-care houseplant. As the name suggests, it has foliage as durable as cast iron making it almost immune to neglect.

Cast iron plant on a white pot isolated on a white background

Photo Credit: Dreamstime.

This indoor plant thrives in low-light situations and prefers a room with a north-facing window providing indirect sunlight, as direct sun can scorch its lush green leaves. A pot with good drainage is crucial to prevent waterlogging and subsequent root rot.

Iron plants favor rich, well-drained soil, and irregular watering works best, mimicking its natural drought conditions.

Clean the foliage from dust using a damp cloth and monitor for pests, if any signs are noticed, use an insecticidal soap or horticultural oil.


Cast iron plant has a well-earned reputation as an easy-care houseplant due to its ability to thrive in a wide range of conditions. Ideal for low-light situations, it can be perfectly content even in deep shade.

Cast iron plant with some sun light

Photo Credit: Shutterstock.

It can handle some direct sunlight, but too much of it can lead to scorching its foliage. A north-facing window offering indirect light is the most ideal location to place this plant.

However, irregular watering and low light can cause the plant to suffer more than direct sun exposure, making it a perfect indoor plant for any corner of your home.


Rich soil is the lifeblood of all houseplants, and the cast iron plant is no exception. Your new plant will thrive best in well-drained soil, essential for preventing issues like root rot.

It’s also crucial to ensure that the pot you select for your indoor plant has good drainage, including drainage holes to stop water from pooling.

Cast iron plant planted in soil on a pot

Photo Credit: Shutterstock.

While cast iron plants can withstand a considerable amount of neglect, compaction, and waterlogged soil can eventually prove adverse.

During its first growing season, invest in a nutrient-dense potting mix to give your green-leafed friend a strong start.


Cast iron plants prefer environments with a certain degree of humidity, but they are resilient and can tolerate some degree of drought thanks to their native habitat’s often erratic rainfall. However, it’s worth noting that both underwatering and overwatering can lead to problems, including root rot.

It enjoys a well-drained soil; hence, a pot with good drainage is crucial. Neglect drainage holes and your plant may suffer. These plants are forgiving of irregular watering, but it’s always a good practice to water when the top inch or so of the soil feels dry to the touch.

During its first growing season, a new plant should be watered more consistently to help establish a strong root system.

Temperature and Humidity

Cast iron plant, also known as the bar room plant due to its resilience, is an easy-care houseplant that thrives in a wide range of temperature conditions. Best suited to a cooler environment, cast iron plants can handle temperatures as low as 45°F, although a more optimal range is 60-85°F.

As for humidity, the cast iron plant is not overly picky. Despite thriving in more humid areas, it can tolerate low humidity which often accompanies indoor environments.

Cluster of dark green leaves of cast iron plant in a flowerbed

Photo Credit: Dreamstime.

To ensure the foliage maintains its lustrous shine, you could gently wipe the broad green leaves with a damp cloth to remove dust.

In more serious dry situations, you could resort to lightly misting this Victorian-era houseplant to maintain its optimal health.


Cast iron plant has a reputation as a durable and easy-care houseplant. It is not a heavy feeder and does not require frequent fertilization.

Generally, a high-quality, regular houseplant fertilizer applied once in the spring and again in the summer during the first growing season is sufficient.

The fertilizer should be used in moderation to prevent the accumulation of salt in the soil, which may lead to root rot. Ideally, use a fertilizer rich in iron to maintain the deep, dark green leaves that this indoor plant is known for.


Pruning is an essential part of maintaining the health and appearance of your cast iron plant. It’s best to prune these easy-care houseplants at the beginning of the first growing season or as soon as you see any damage to the foliage.

Look for yellowing or browning on the green leaves and trim them back to the main stem. If the leaves collect dust, simply wipe them off using a damp cloth, or you can give the plant a light shower.

Keep in mind that pruning is not only to manage the plant size but, more importantly, to remove faded or diseased parts, which inhibits pest incursion and promotes the growth of new, healthy leaves.

Types of Cast Iron Plant

Variegata: A stand-out cultivar of the Aspidistra elatior family, the Variegata boasts broad green leaves streaked with white stripes, giving it a striking appearance.

Cast Iron Variegata with green leaves with white stripes

Variegata – Photo Credit: Dreamstime.

Asahi: The Asahi is a unique cultivar, with dark green leaves that transition to a clean white at the tips, reminiscent of snow-capped peaks.

Green leaves of cast iron plant asahi

Asahi – Photo Credit: Shutterstock.

Hoshi-Zora: Hoshi-Zora, also known as ‘Starry Sky’, is a stunning houseplant with glossy green foliage speckled with yellow dots. It’s an ideal indoor plant for those who appreciate a touch of the unique.

Lennon’s Song: Lennon’s Song is a new plant addition to the cast iron family, remarkable for its prominent white streaks contrasting against robust green leaves.

How to Propagate Cast Iron Plant

Step 1: Identify A Healthy Plant

The first step in the propagation of a cast iron plant, otherwise known as the Aspidistra elatior, is identifying a healthy mature specimen from your collection of houseplants.

How can you tell if it’s healthy? Look for robust green leaves with possible white stripes or streaks, indicative of certain cultivars. A well-maintained plant will also have minimal dust on its foliage – a quick swipe with a damp cloth can keep it pristine.

Step 2: Select Rhizome for Propagation

Cast Iron Plants are unique as they can reproduce from their rhizomes – these are the underground stems. Choose a healthy rhizome that’s fairly thick and has at least one leaf.

Ensure the chosen rhizome is free from any pest, paying particular attention to root rot, a common plant disease which could devastate the new plant if present.

Step 3: Prepare Your Pot

Preparing your pot correctly ensures optimal growth conditions for your new plant. Opt for a pot that includes multiple drainage holes to prevent water from pooling and causing root rot.

Fill with well-drained soil or any good drainage-rich soil. This type of soil imitates the plant’s natural growing conditions and discourages the presence of dampness which could encourage pest development.

Step 4: Planting the Rhizome

Plant the rhizome under the rich soil, just enough to cover it. Remember, this easy-care houseplant prefers replicating its natural forest-floor environment. After planting, place the pot in a north-facing window or any area with low light.

Rhizomes of cast iron plant in soil with dried leaves

Photo Credit: Shutterstock.

Too much direct sunlight or even direct sun can lead to the scorching of the leaves – an issue the Victorian Era dubbed Bar Room Plants had resistance to due to its preference for deep shade.

Step 5: Establish a Care Routine

Regular but not excessive watering is key for the first growing season; too much can cause diseases while too little can make your plant succumb to drought. Irregular watering should be avoided.

Cast iron plants prefer higher humidity levels but will tolerate dry indoor conditions. Additionally, wiping the leaves with a damp cloth or spritzing with a homemade insecticidal soap or horticultural oil can deter pests, helping keep your new plant in top condition.

Step 6: Monitor Growth and Nurture

Dark green foliage of cast iron plant

Photo Credit: Dreamstime.

Over the first growing season, pay close attention to the plant’s progress, ensuring the foliage is vibrant and free of pests. It’s an easy-care houseplant that excels in low-light situations, ideal for an indoor plant enthusiast.

How to Pot or Repot Cast Iron Plant

Let’s dive into the step-by-step guide on potting or repotting this resilient plant.

1. Choose the Correct Pot

Choosing an appropriate pot forms the foundation of a healthy Cast Iron Plant. Suitable pots should be large enough for the growing rhizomes, the underground stems of the plant.

This pot should have good drainage and drainage holes in its base to prevent water stagnation, which could lead to root rot. Opt for a pot that is one size bigger than the plug of the plant you’re potting or repotting.

2. Prepare the Soil

Your soil mix is also crucial. Aspidistra elatior thrives well in well-drained soil. Combine equal parts of loam, peat moss, and sand to achieve a soil mix with good drainage, and enrich the soil with compost for added nutrients.

These plants prefer organically rich soil, which helps enhance the foliage’s color and maximizes the plant’s overall health.

3. Transplanting or Planting

During the first growing season, it’s important to position the plant carefully. The green leaves of the new plant must be placed towards the direct sun for better photosynthesis.

Cast iron plant with dark green leaves on a white pot

Photo Credit: Shutterstock.

At the same time, ensure that the white stripes or streaks on the foliage are protected from direct sunlight to avoid overexposure leading to damage. Untangle the roots gently before placing the plant into the soil-filled pot.

Common Pests and Plant Diseases for Cast Iron Plant

The Cast Iron plant is so hardy it even earned the nickname Bar Room plant due to its ability to withstand neglect, irregular watering, and even smoke-filled rooms. However, it is not completely invincible. Here are some common pests and diseases that can affect the plant:

1. Spider Mites

Spider mites on a green leaf

Photo Credit: Shutterstock.

Spider mites are tiny pests that feed on plant foliage, leaving tiny white streaks. They thrive in low-humidity situations and can be a nuisance, especially in indoor plants. Cast iron plants under direct sun and drought conditions can be more susceptible. Using a damp cloth to regularly clean off dust can help. In extreme cases, consider using insecticidal soap or horticultural oil as a treatment method.

2. Root Rot

Root rot is a common problem for houseplants, including the cast iron plant. It typically occurs when the plant’s pot does not have good drainage or there’s neglect in the drainage holes, leaving the plant in excessively damp conditions. Symptoms include yellowing leaves and stagnated growth. You should ensure your Aspidistra elatior is in well-drained soil and pot to avoid this condition.

3. Leaf Spot

Leaf spot is a fungal disease causing dark, deep shades of green or black spots on the leaves. It occurs if there is high humidity around the plant paired with poor air circulation. Trimming away infected leaves and improving airflow can help control this disease.

Common Plant Problems and Solutions for Cast Iron Plant

Brown Tips

A common issue among all houseplants, including the resilient cast iron plant, is brown tips on the foliage. This is often due to overexposure to direct sunlight or inconsistent watering. To ensure your indoor plant remains vibrant, keep your Aspidistra elatior in low-light situations, preferably near a north-facing window and ensure regular watering.

Cast iron plant with leaves that has brown tips

Photo Credit: Shutterstock.

Yellowing Leaves

Yellowing leaves may be a result of overwatering, which can cause root rot. This easy-care houseplant is quite tolerant of neglect, and irregular watering can be better than too much. Ensure the pot has good drainage by checking that the drainage holes are not clogged. Provide the plant with well-drained soil to prevent this issue.

Yellowing leaves of cast iron plant

Photo Credit: Dreamstime.

Foliage Streaks and White Stripes

White streaks or stripes on the green leaves are usually a result of a specific cultivar of the cast iron plant. Notably, the bar room plant, a popular Victorian-era variant of the Aspidistra elatior, sports white stripes on its leaves. Enjoy these decorative features on your new plant!


Withered cast iron plant on a black pot under sunlight

Photo Credit: Shutterstock.

Despite its name, even the cast iron plant can experience issues with drought. Remember that, although this is a low-light plant, it still requires regular watering, especially in the first growing season. Avoid the potential for drought by maintaining a suitable watering schedule.


Other Plant Guides from Planet Natural:

26 Common House Plants That Are Perfect for Every Home

35 Best Terrarium Plants for a Beautiful and Low-Maintenance Display

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