Alocasia

Alocasia is a genus of tropical plants known for their stunning, often dramatic foliage. Also commonly called “elephant’s ear,” Alocasia plants are prized for their unique leaf shapes, textures, and striking veins. While they can be a bit finicky, providing the right environment will help them thrive.

Key Growing Conditions

• Light: Alocasia plants thrive in bright, indirect light. They naturally grow on the forest floor, so they are not accustomed to direct, scorching sun. Direct sunlight can easily burn their leaves. If you don’t have a spot with enough natural light, a grow light can be a great substitute.
• Water: These plants like to be kept moist, but not soggy. The key is to allow the top inch or two of soil to dry out between waterings. Overwatering is a common problem and can quickly lead to root rot. Make sure your pot has excellent drainage. During the winter, when the plant may go dormant, reduce watering significantly.
• Humidity: As a tropical plant, Alocasia loves high humidity. Placing your plant in a naturally humid room like a kitchen or bathroom is a good idea. You can also increase humidity by:
  • Using a humidifier.
  • Placing the pot on a tray filled with pebbles and water.
  • Misting the leaves regularly.
• Soil: Use a well-draining, airy potting mix. A good mix might include a combination of potting soil, perlite, and peat moss to ensure proper drainage and aeration.
• Temperature: Alocasia plants prefer warm temperatures, ideally between 15°C and 27°C. They are not tolerant of cold temperatures or sudden drafts from windows or air conditioners.

Common Varieties

There are dozens of beautiful Alocasia varieties, each with its own unique characteristics. Some of the most popular include:

• Alocasia “Polly” (or African Mask Plant): This is one of the most common and recognizable varieties, with dark green, glossy leaves and prominent white veins.
• Alocasia “Black Velvet”: A smaller, “jewel” variety with thick, almost black, velvety leaves and striking silvery-white veins.
• Alocasia “Dragon Scale”: This variety is known for its incredible textured leaves that resemble a dragon’s scales, with deep green veins and a lighter green base.
• Alocasia Zebrina: This plant is named for its eye-catching, zebra-striped stems.
• Alocasia “Pink Dragon”: Valued for its unique pink stems and deep green, arrow-shaped leaves.

Common Problems and Pests

• Yellowing Leaves: This is often a sign of overwatering or underwatering. Check the soil moisture and adjust your watering schedule accordingly. Yellowing can also be part of the plant’s natural dormancy period in winter.
• Drooping Leaves: Drooping leaves can indicate a lack of water or low humidity.
• Pests: Alocasia plants are susceptible to common houseplant pests, particularly spider mites and mealybugs. Regularly inspect the undersides of the leaves. If you find pests, you can treat the plant with insecticidal soap or neem oil.
• Root Rot: This is the most common and dangerous problem. It’s caused by overwatering and poor drainage. Signs include yellowing, wilting leaves, and a mushy stem.