Alocasia Vs Colocasia

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Get ready to witness the battle of the giants as we delve into the captivating duel between Alocasia and Colocasia,  two remarkable members of the Araceae family. These plants probably share a common ancestry but they have distinct features and characteristics that set them apart. Join us as we explore these plants’ unique traits, cultivation and care needs, and captivating allure. Get ready for Alocasia Vs Colocasia! 


Why Is Colocasia Nutritious?

Colocasia or taro is a good source of vitamins, minerals, and dietary fibers, like vitamin C, magnesium, calcium, and potassium. Taro also contains resistant starch, a type of carbohydrate that acts as a prebiotic and improves gut health.

Physical Characteristics

While at first glance, you might mistake an alocasia for a colocasia and vice versa. But upon observation, you’ll notice that these plants have very different characteristics and features, despite looking so much alike!

Let’s take a look at some of the physical characteristics of Alocasia Vs. Colocasia!

What Is The Difference Between Colocasia And Alocasia Leaves?

Colocasia leaves have a heart or arrowhead shape, with a broad base and droop downwards. The veins on Colocasia leaves are prominently visible, radiating from the center of the leaf. These veins have a raised texture, giving the leaves a rugged appearance. In the battle of alocasia vs. colocasia leaves in terms of size, colocasia leaves take the gold for being larger and broader.

On the other hand, Alocasia leaves exhibit a more elongated and spear-like shape, pointing upwards. They are narrower and longer than Colocasia leaves. Alocasia leaves have a prominent midrib, with secondary veins branching out from it like a spider’s web. The leaf edges of some Alocasia varieties can feature dramatic, undulating ruffles, making them stand out. 

Stem And Root Structure

Starting with the stem structure, Colocasia plants have a relatively thick, fleshy stem known as a corm.  From the corm, Colocasia plants produce sturdy and erect stems that grow above the ground, supporting the growth of their large and impressive leaves.

Alocasia plants have a more rhizomatous growth habit. They develop horizontal, underground stems called rhizomes that function as storage and propagation organ. These rhizomes produce aerial stems that arise vertically from the ground. Alocasia stems are slender and vary in height.

Even if these plants have fibrous roots, there are some differences. Colocasia plants have a dense root network that spreads from the corm to gather resources from the surrounding soil. Alocasia plants have a more concentrated root system, which also reaches out from the soil vertically.

Differences In Color And Texture

In terms of colors, both plants have a wide range of hues. Colocasia leaves can be found in shades of green, ranging from light to dark, and also display variegation in white, yellow, or purple. Alocasia leaves, on the other hand, have vibrant and striking colors. They have a combo of blues, greens, purples, and even metallic hues, allowing them to be striking in any setting. 

Colocasia leaves have a smoother texture, while Alocasia leaves can have a leathery or even velvety feel. Also, Alocasia leaves often have a glossy sheen that adds to their lustrous appearance.

Growing Conditions

Colocasia and Alocasia plants have similar growing conditions when it comes to development. Take a look at some important factors for healthy growth:

Light: Both Colocasia and Alocasia plants thrive in bright, indirect light. They prefer filtered sunlight or partially shaded areas. 

Humidity: These plants appreciate high humidity levels. To create a suitable environment, mist the leaves regularly with water or use a humidifier to maintain adequate moisture levels.

Watering: Proper watering is crucial for stem development. Keep the soil consistently moist but not waterlogged. 

Soil: Colocasia and Alocasia plants prefer well-draining, rich, compost-rich and organic soil. A mix of peat moss, perlite, and compost can create a suitable growing medium. The soil should retain moisture without becoming overly moist.

Difference Between Colocasia Esculenta and Alocasia Odora?

Colocasia esculenta known as taro, has heart-shaped leaves and is grown for culinary purposes. Alocasia odora is grown for its large, glossy leaves and decoration. It is not commonly used as food but rather appreciated for its tropical beauty in gardens and landscapes.

Alocasia Vs Colocasia Care

To ensure that your alocasia and colocasia plants are thriving and healthy, you must take care of them properly. Especially when they’re attacked by pests and diseases. And what their fertilization needs are,

Common Pests And Diseases

These common pests, mealybugs, aphids, and spider pests attack Alocasia and Colocasia plants. 

These plants are also prone to diseases such as leaf spots, root rot, powdery mildew, and more. 

So, what will you do to prevent the common pests and diseases? We’ll tell you!

  • Keep the plant clean by regularly removing debris and fallen leaves. This prevents the buildup of pests and diseases.
  • Before introducing new plants to your collection, isolate them for a few weeks to monitor for pests or diseases.
  • Inspect plants regularly for any signs of pests or diseases. If you can detect any signs early enough, you can save your beloved plants faster. 

Proper Pruning And Fertilization Techniques

Alocasia and Colocasia plants require similar care regarding pruning and fertilization, with a few differences. 

Pruning is essential to their maintenance to promote healthy growth and maintain their desired shape. Remove dead, yellowing, or damaged leaves for both plants by cutting them at the base. You can also prune off any excessive offsets or runners that may appear. 

When it comes to fertilization, a balanced, water-soluble fertilizer is ideal for them. For Alocasia, a higher nitrogen content in the fertilizer will encourage leaf growth, while for Colocasia, a slightly higher phosphorus and potassium ratio can promote root development. Fertilize according to the instructions on the package. Don’t over-fertilize because it leads to leaf burn and other problems. 

Culinary and Medicinal Uses 

Besides their aesthetic appeal, Alocasia and Colocasia plants have uses in cooking and medicines. Here are some of those uses,

Nutritional Value And Health Benefits

Colocasia, also known as taro, is widely consumed in various cultures. Its starchy corms are a good source of carbohydrates, providing energy and dietary fiber. Taro leaves are also utilized in traditional dishes and possess notable nutritional value, containing vitamins A, C, and E, also minerals like calcium and iron.  

Alocasia, though less commonly consumed, is utilized in traditional medicine. Some Alocasia species have medicinal properties, with the leaves and rhizomes potentially having anti-inflammatory and antioxidant benefits.

Traditional Medicinal Uses

Alocasia plants, like the Alocasia macrorrhizos, are used in traditional medicine to treat ailments like respiratory disorders and skin conditions. Colocasia has been praised for its therapeutic properties, including its use in treating digestive issues and promoting cardiovascular health.


What Is The Difference Between Alocasia and Elephant Ear?

There are no differences between alocasia and elephant ear. Alocasia is often called the elephant ear plant because its leaves resemble elephant ears.

Can Alocasia Survive Winter?

Alocasia plants are tropical and prefer warm climates. They are not cold-hardy and can struggle to survive in freezing temperatures. Bring Alocasia plants inside during the winter because if you’re counting on them to make it outdoors, you will regret it.

How Many Alocasia Varieties Are There?

There are many Alocasia varieties, each with unique features and leaf patterns. While it is hard to provide an exact number, there are estimated to be over 80 recognized Alocasia species, with many cultivars and hybrids available. Most species are native to subtropical Asia and eastern Australia.

Are Alocasia and Colocasia Poisonous to Pets?

Yes. Both Alocasia and Colocasia plants are considered toxic to pets. They contain calcium oxalate crystals, which can irritate the stomach if eaten by dogs, cats, or other animals. 

Why Is Alocasia Expensive?

Alocasia plants are expensive because their unique appearance leads to high demand and makes them coveted among plant lovers. The cost of transporting these plants from where they’re grown is another reason they’re expensive.


In the fascinating duel between Alocasia and Colocasia, we saw the contrasting features and characteristics that make each plant unique. From their stunning foliage to their stem and root structures, these plants are wonderful in their own right. Whether admired for their beauty or valued for their traditional medicinal uses, both Alocasia and Colocasia are great plants for beginner plant enthusiasts and seasoned green thumbs alike!

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Jack Daniel

I am Jack Daniel, and I have been gardening for more than 20 years now. I believe that with my years of experience, I can help you with backyard ideas and backyard product reviews. So, with the motto to help anyone facing gardening issues or wanting tips on enhancing the beauty of their backyards, I have created Backyard Muse. So, before anything else, I want to welcome you warmly to my site.


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