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Purple Sword Plant Care | Alocasia Lauterbachiana Care Guide

Alocasia Lauterbachiana, mostly known as the purple sword plant, is an incredible, charming, low-maintenance house plant.

The growth and care procedure of Alocasia species is nearly the same. They are easy to maintain; anyone can grow the plant with their busy schedule. But if you want to learn about Alocasia Lauterbachiana specifically, follow our Purple Sword Plant Care Guide.

However, the plant has spear-shaped greenish-purple leaves with a keen edge. It is a perennial from the Araceae family.

Another species of this family is the Alocasia Dragon Tooth. The stunning big green glossy leaves with silver-lime veins and purplish stems make this genre a must-add to your plant kingdom.

Furthermore, I want you to learn about two more Alocasia plants by exploring the duel of Alocasia Pink Princess Vs. Pink Dragon, I am sure that you will also like to add them to your indoor ambiance.

Purple Sword Plant Care | Alocasia Lauterbachiana Care Guide

|| ALOCASIA LAUTERBACHIANA “PURPLE SWORD” || CARE TIPS ||

This fantastic and fast-growing tropical plant is native to Southeast Asia. It thrives the ambiance of your indoors.

The original name of this plant is ‘Schizocasia Lauterbachiana.’ In the year between the 1970s-80s Alistair Hay, an Australian botanist, reclassified this fast grower under Alocasia.

Also, the plant reduces stress with its alluring presence. Moreover, it works as a natural air purifier. Removing harmful chemicals and toxic materials filters the air indoors.

Like other alocasia plants, Alocasia Purple Sword Plant is also toxic by the leaves and stems. Whenever you touch the leaves or stems, you must wear gloves. Additionally, Keep the plant away from children or pets.

Common NameAlocasia Lauterbachiana, Purple sword plant, Baroque Sword Plant, Elephant Ear Plant, Silver Sword Plant
Botanical NameAlocasia Lauterbachianai sp.
KingdomPlantae
FamilyAraceae
Plant TypeTropical, Perennial, Flowering plant
Flower Color(s)Green, Purple
Foliage DescriptionDark-Green to Purple
Mature Height4 Feet
Mature Spread2 Feet
Sun ExposureBright Indirect Light
Temperature60° – 80°F (15° – 27°C)
Watering RequirementsAverage – Keep lightly moist. When the top 2 inches of the soil dries out.
Soil TypeMoist, Well-drained
Soil PhSlightly acidic
HumidityAverage around 70%
Pet-FriendlyNo
Kid FriendlyNo
Air PurifierHigh
Growth HabitUpright
Growth RateFast
All About Purple Sword Plant

How to Care for the Alocasia Purple Sword Plant?

Purple Sword Plant
Courtesy: DMP, Four Seasons Nursery

Alocasia Lauterbachiana, or purple sword plant, is a low-maintenance, easy-to-grow tropical plant. Moreover, you can take care of the purple sword plant with your busy schedule. Alocasia Lauterbachiana is an equatorial plant that loves warm and humid environments. The plant blooms in summer and spring.

In addition, if you take good care of your Alocasia Lauterbachiana or purple sword plant, your indoor environment will thrive. The plant reduces your stress by its mesmerizing appearance. It grows up to 3 feet tall. So, the plant is perfect for your tiny living space. Besides, it gives a torrid feeling indoors.

Initial Care of Purple Sword Plant at Home

Alocasia Lauterbachiana, or purple sword plant, is an easy-to-grow plant. So, it doesn’t need a lot of care. You have to notice a few things, and it will make your indoor environment like a tropical paradise.

We know every plant may have a flowering season except the purple sword plant. However, it can flower throughout the year if you give the perfect blooming condition.

  • First, check if the soil is OK before planting the plant. If the soil is soggy or dry, make it moist.
  • Secondly, place the pot in a lighter part of your home where the plant will have sufficient indirect sunlight.
  • Third, maintain the temperature to offer the plant perfect growing conditions for flowering.
  • Last, put your new plant away from the older ones. It will help to prevent pests and diseases from spreading.

Watering | How do you Water the Alocasia Purple Sword Plant?

How do you Water the Alocasia Purple Sword Plant?

Watering is the most important thing for a plant to survive. Water keeps the soil moist. So, a plant can have all the nutrients it needs from the soil. The purple sword plant is a fast-growing plant. Thus, it requires moist soil but not soggy.

For watering Alocasia Purple Sword Plant, rainwater or distilled water is recommended. As tap water bears chlorine and many harmful elements, it can ruin a plant’s growth rate. Moreover, if the soil stores too much water, it can cause root rot. So, check the soil before watering. If the top 2 inches carry, moisten the plant; if not, wait until the soil is dry.

Lighting | Do Baroque Sword Plants Prefer Sun or Shade?

Lighting

Alocasia Lauterbachiana demands bright indirect light. Placing the pot near a window or a lighter part of your house is better. As an illustration, the plant grows well in part shade too.

But watch your steps when you are placing the pot outside. Direct sunlight can scorch the leaves or cause stunted growth. It can turn the green leaves to brown.

What are the Requirements of Humidity and Temperature for Alocasia Lauterbachiana?

Temperature & Humidity

As an equatorial plant, Alocasia Lauterbachiana grows well in warm conditions. The plant grows actively in summer and spring.

Baroque Sword Plant, or purple sword plant, grows well above 60 degrees Fahrenheit. Additionally, in cold weather, keep your plant near a heater. Also, if you are placing the pot outside, make sure that you bring it inside whenever the temperature is below 60 degrees Fahrenheit.

Besides, Alocasia Purple Sword Plant is also a humidity-loving plant. It grows effectively if the humidity level is between 65 to 75%. You can place the pot in your bathroom or kitchen for the ideal humid environment for the plant. Furthermore, a natural humidifier can help keep your plant’s surroundings moist.

In addition, you can put some pebbles in a tray. Then fill it up with water up to the head of the pebbles. After that, place the plant pot over the pebbles. It will raise the humidity around the plant.

What Type of Soil Does Purple Sword Plant Require?

What Type of Soil does Purple Sword Plant Requires?

Purple Sword Plant requires moist acidic soil. Purple sword plants grow incredibly in well-draining soil. Moreover, maintain the soil ph in between 5.5 to 6.5.

The plant soil must be moist but not soggy. If the soil is wet, it will store more water, and as a result, it will cause root rot and yellowing leaves. However, you must know to maintain the soil’s moisture level to provide ideal conditions for the plant.

For planting Purple Sword Plant, you can use a well-draining potting mix. The mixture is more than enough to grow your plant well. Even so, you can add some cocoa and horticulture charcoal to make the soil more eco-friendly.

Repotting | When Do You Repot Purple Sword Plants?

Repotting

As a fast-growing plant, Alocasia Lauterbachiana may be required to repot yearly. Repotting helps the plant to grow healthy and avoid root damage from overgrowth. Spring or summer is the best time for repotting your plant.

When repotting your plant, ensure the pot is approximately 2 inches bigger than the previous one. Also, please don’t take the pot too big; it will harm your plant. Moreover, use a pot with drainage holes to maintain the soil’s moisture level.

With attention, please use fresh soil for repotting. Keep in mind that Purple Sword Plant is sensitive to movement. So, repot it just when it is needed.

Fertilizer | Should the Silver Sword Plant be Fertilized?

Fertilizer

Purple Sword Plant, also called Silver Sword Plant, is a robust growing larger plant, thus a heavy feeder. Fertilizer separates the leaves of your plant and makes it more appealing. You should use half-strength liquid fertilizer to avoid mineral and fertilizer burn.

Use fertilizers in the spring and summer months and avoid the winter. Use the fertilizer once a month during summer. If needed, you can increase it twice a month. If the colder months are longer, reduce fertilizing to once every six weeks.

How do you propagate Alocasia Lauterbachiana? | Step By Step Guide

How do you propagate Alocasia Lauterbachiana?

You can propagate your Alocasia Lauterbachiana plant by rhizome division. According to experts, rhizome division is the best way to propagate alocasia plants. Like all other alocasia plants, you can quickly multiply purple sword plants by dividing rhizomes.

Spring and summer is the best time to propagate Purple Sword Plant. Here are the steps of propagation:

  • Step-1: First, select a fresh, healthy, and mature parent plant. Then, lose the soil and gently pull out the mother plant.
  • Step-2: Second, cut ⅓ of the rhizomes with a sterilized knife or blade.
  • Step-3: Finally, Place each of them in a new pot and water them. The baby plants will grow separately.

Do Purple Sword Plants Need Cleaning and Pruning?

Cleaning & Pruning

Cleaning and pruning are a must for any indoor or outdoor plant. When you prune the tares, a plant feels relieved and grows more effectively.

It would be best to have regular cleaning and pruning for indoor plants like Purple Sword Plant. While pruning the yellow and tangled leaves, you make the way to grow another perfect and beautiful leaf. Because one stem of Alocasia Lauterbachiana, or purple sword plant, provides one leaf.

Therefore, cleaning and pruning keep away the pests from purple sword plants. As well as cleaning keeps your plant disease free. Regularly clean your plant, make it more appealing, and keep your indoors fresh.

What Pests and Diseases Affect the Alocasia Lauterbachiana?

Common Pests & Plant Diseases

Purple sword plant, or Alocasia Lauterbachiana, is not unperceptive to pests and diseases. If you take good care and meet its needs, your plant will become almost problem free. The pests and diseases mostly attack in spring and summer when they grow rapidly.

The most common disease of purple sword plants is fungal root rot; overwatering causes the disease. And when the fungus attacks the plant roots, it causes fungal root rot. The signs of pest infestation and fungal disease are excessively yellow leaves, wilted stems, and pale roots.

Whenever you notice any of these symptoms, treat your plant straight away. Cut down the damaged roots and apply a fungicide solution or a root rot supplement on the unaffected roots. Repot the plant into fresh soil. Keep the unwell plant away from the other plants until it fully recovers.

Spider mites, aphids, and mealybugs mostly attack Alocasia Lauterbachiana. They eat up the tiny and young leaves of the plant. Correspondingly, the leaves turn yellow-brown and curl up. As they gulp the sap of the leaf, it hampers the process of photosynthesis.

Use a soft damp cloth to wipe the leaves gently to get rid of the spider webs and dust, thus increasing photosynthesis.

You can remove the pests with a gentle stream of your garden hose. Furthermore, use neem oil or insecticides with the stream and repeat this twice a week. Also, you can use a soap solution like castile soap to prevent pest attacks. Subsequently, plants will become pests and insects free.

What are the Common Problems of a Baroque Sword Plant?

Common Problems of Purple Sword Plant

Alocasia Lauterbachiana is a popular, easy-to-grow houseplant. It is almost a problem-free plant. Taking proper care of the purple sword plant per its little requirements also mesmerizes you with its incredible appearance.

  • Gray leaves are a common problem of Alocasia Lauterbachiana. It occurs when you put too little water in your plant. Since the soil is dry, the plant gets dehydrated. For this reason, the leaves curl up, and the sturdy stems wilt. Withal, your plant grows a little even in the blooming month (Spring and summer).
  • Yellow leaves are another familiar problem of the purple sword plant. Overwatering causes the leaves to turn yellow. Alocasia Lauterbachiana is sensitive to water. When the soil is soggy and wet, it blocks the way for roots to get nutrients from the soil. Forbye, Excess water makes the plant susceptible to root rot and fungal infections.

Toxicity | Is Alocasia Lauterbachiana Safe for Pets?

Toxicity

Suppose you want to plant Alocasia Lauterbachiana indoors when you have pets or children at home. In that case, we will recommend you think again.

As the plant is toxic to humans and animals, you shouldn’t plant this poisonous plant indoors while having a pet or toddler. The presence of insoluble Calcium Oxalate Crystals makes the plant deadly to mammals.

Plus, If a little bit of leaf is swallowed, it will create a burning sensation in your throat. Also, your throat will swell up. Along with this, it can be the cause of breathing inability.

Frequently Asked Questions (FAQs)

Is Alocasia Purple Sword Plant rare?

Alocasia Lauterbachiana, or purple sword plant, is a rare houseplant. The plant is a fun aroid variety with spear-shaped greenish-purple leaves. It is native to Southern East Asia. The plant is also known as the Baroque Sword Plant.

Why are my Alocasia Purple Sword Plant’s leaves turning yellow?

The main reason your plant leaves turn yellow is overwatering or soggy soil. Alocasia Lauterbachiana, the purple sword plant, is sensitive to waterlogged soil. You must plant it in moist soil. It requires watering once or twice a week. Even so, you must check the soil before watering it. If the top 2 inches are dry, you should water the plant; otherwise, not.
 
The leaves turn yellow when the soil contains more water than the plants need. Also, the stems get wilted. Moreover, Yellow leaves are also a symptom of root rot.

Why are my Alocasia Purple Sword Plant’s leaves getting brown?

As Alocasia Lauterbachiana is a tropical plant, it likes the humid environment. Low humidity and dry soil turn your leaves brown. Alocasia Lauterbachiana requires between 60 to 75% humidity. You can place a plant humidifier to increase the plant’s moisture.
 
Dry soil or insufficient lightning also causes brown leaves. If you are putting too little water, the soil will get dehydrated. As a result, your beautiful greenish-purple leaves will turn brown. On top of that, the leaves will turn brown if the plant is not getting the sufficient light it needs. So, put the pot in a lighter place in your home.

Why are my Alocasia Purple Sword Plant’s leaves drooping?

If the water is insufficient for the plant, it will also cause leaves to droop. You must water the plant whenever 20-25% of the soil is dry. Watering should be a process other than a scheduled process for your plant. Some days it can require watering twice a week, or some days, once a week. Therefore, you have to water the plant when needed.
 
Hence, direct sunlight and low humidity also cause leaves to droop.

Does Alocasia Purple Sword Plant like fertilizer?

You don’t need a lot of fertilizer to grow Alocasia Lauterbachiana. The ready-potting mix is enough for the plant. It would be best to do proper watering, lighting, and maintaining ideal temperature and humidity. Then, using half-strength fertilizer once every three weeks makes your plant robust. Additionally, It assists the plant to grow more actively.

Bottom Line

Like all other alocasias, Alocasia Lauterbachiana, mostly known as the purple sword plant, is an incredible, mesmerizing houseplant. Indeed, this quick and vigorous grower filters the air and reduces stress.

Ultimately, you know every single tip of growing and caring for Alocasia Lauterbachiana. Then what are you waiting for? Plant your purple sword plant and make your indoors unforgettable.

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