11 Tips for Growing GIANT Elephant Ear Leaves

Elephant ear plants are known for their large, striking leaves that can add a tropical flair to any garden or indoor space.

These impressive plants, belonging to the genera Alocasia, Colocasia, and Xanthosoma, can transform any garden with their dramatic, oversized leaves.

A lush display of large Elephant Ear plants with broad, heart-shaped green leaves, creating a tropical garden ambiance.Pin
Lush display of large Elephant Ear plants

Growing giant leaves on elephant ear plants requires attention to several key factors, including soil quality, watering, light exposure, and fertilization. By following some expert tips and techniques, gardeners can encourage their elephant ear plants to produce larger, more impressive leaves.

#1 – Choose the Right Variety

Picking the right elephant ear variety is key for growing giant leaves. Some types naturally produce larger foliage than others.


The Alocasia macrorrhizos is a top choice for massive leaves. Its foliage can reach 3′ to 4′ feet in length. Colocasia esculenta, also known as taro, is another option for big leaves. This variety is widely grown and can develop impressive foliage.

Elephant Ear plants showcasing their large, striking leaves in a garden setting.Pin
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When selecting a variety, consider the plant’s mature size and growing conditions. Some elephant ears prefer shade, while others thrive in brighter light.

Look for healthy plants with sturdy stems and vibrant leaves when purchasing. Strong plants have a better chance of producing large, lush foliage as they grow.

A large potted Elephant Ear plant with lush, overlapping leaves, forming a dense foliage.Pin
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#2 – Optimal Light Conditions

Elephant ear plants thrive in partial shade or dappled sunlight. While they can tolerate full sun, too much direct sunlight can burn the leaves. Varieties with darker leaves may require more sun to maintain their color.

A close-up of an Elephant Ear plant, highlighting its large, glossy green leaves with prominent veins.Pin
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#3 – Soil Requirements

Use rich, humusy, moist, and slightly acidic soil with a pH of 5.5 to 7.0. Incorporate compost into the soil to improve its richness and moisture retention. This type of soil is ideal for elephant ears, which prefer boggy or marsh-like conditions.

An Elephant Ear plant with expansive, vibrant green leaves, set against a natural outdoor background.Pin
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#4 – Watering

Keep the soil consistently moist but not soggy. Elephant ears are wetland plants and require a lot of water, especially during active growth. If grown in containers, they might need watering daily or several times a day in warm weather.

A single Elephant Ear plant with a prominent, textured leaf, surrounded by other greenery.Pin
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#5 – Temperature

Maintain a warm environment with temperatures of at least 70°F during the day and 60°F at night. Elephant ears are tropical plants and do not tolerate cold temperatures well.

A detailed view of an Elephant Ear plant's large leaf, emphasizing its texture and veining.Pin
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#6 – Fertilization

Use a water-soluble fertilizer with a balanced NPK ratio, such as 20-20-20, every two to four weeks during the growing season. For optimal leaf development, consider using a high-nitrogen fertilizer, as nitrogen is crucial for promoting lush, green foliage.

A detailed view of an Elephant Ear plant's large leaf, emphasizing its texture and veining.Pin
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#7 – Proper Planting Depth and Spacing

When planting elephant ear tubers, ensure they are set 4-6 inches deep in the soil, with adequate spacing between plants. Larger varieties require more space, about 4-6 feet apart, to allow for optimal growth and prevent overcrowding.

A close-up of an Elephant Ear leaf, showcasing its rich green color and intricate vein patterns.Pin
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#8 – Mulching

Apply mulch around the base of the plants to help retain soil moisture and maintain a consistent temperature. Mulching with shredded hardwood or leaf compost can also enhance soil fertility, providing the nutrients necessary for robust leaf growth.



Several Elephant Ear stems with their distinctive large leaves, creating a dense, tropical appearance.Pin
Image Credit: instagram @aloxasia

#9 – Protection from Wind and Extreme Weather

Choose planting locations that shield the plants from strong winds, which can damage their large leaves. Positioning plants on the east or northeast side of buildings or in sheltered courtyards can provide protection and support healthy leaf development.

A variegated Elephant Ear plant with a large, glossy leaf, set against a blurred background.Pin
Image Credit: instagram @aloxasia

#10 – Pruning and Maintenance

Regularly remove yellowing or dying leaves by cutting them off at the base to encourage new growth. Keeping the leaves clean by wiping them with a damp cloth can also help maintain their health.

An Elephant Ear plant with a prominent leaf, highlighted by sunlight, in an indoor setting.Pin
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#11 – Start Indoors

In cooler climates, start elephant ears indoors 4-6 weeks before planting outside to give them an early start. This helps them develop foliage early and adapt better when transplanted outdoors

A vibrant Elephant Ear plant with wide, green leaves, growing in a a pot.Pin
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By implementing these strategies, you can encourage the growth of large, healthy leaves on your elephant ear plants.