top of page
Alocasia reginula 'Ninja'

Alocasia reginula 'Ninja' - Information and Care Guide

Alocasia reginula 'Ninja', also known as 'Black Ninja', is a striking and rare variety of Alocasia reginula A.Hay. Since its emergence around 2020, this captivating plant has been sought after for its unique, nearly black foliage. With its velvety leaves and compact growth habit, 'Ninja' is a true showstopper for any indoor plant collection. While often compared to the popular 'Black Velvet', this variety has distinct features that make it a fascinating addition for collectors.

Key Characteristics of Alocasia reginula 'Ninja'

  • Deep Black, Velvety Leaves: The almost black, velvety leaves create a bold visual contrast. Their soft, suede-like texture adds elegance and sophistication.
  • Unique Vein Structure: Features prominent double marginal veins, enhancing the intricate leaf design.
  • Compact Size: Unlike many Alocasia species, 'Ninja' remains relatively small, making it ideal for desks, shelves, or windowsills.

Alocasia reginula 'Ninja' Care Guide

To ensure your 'Ninja' thrives, it’s essential to replicate its natural tropical habitat. Here’s how:

Light Requirements

  • Bright, Indirect Light: Avoid direct sunlight, which can cause leaf burn. Grow lights can be used as an alternative.

Soil and Potting Mix

  • Well-Draining Mix: Use a combination of peat moss, perlite, and orchid bark to provide aeration and prevent root rot.

Watering

  • Consistent Moisture: Allow the top 2-3 cm of soil to dry between waterings. Ensure proper drainage to prevent waterlogging.

Humidity and Temperature

  • High Humidity: Prefers 60%-80%. Use a humidifier or place in a naturally humid area.
  • Temperature: Thrives in 18°C to 27°C. Keep away from cold drafts and sudden temperature changes.

Fertilization

  • Balanced Fertilizer: Feed monthly with a diluted water-soluble fertilizer. Avoid over-fertilization to prevent nutrient burn.

Potting and Repotting

  • Minimal Repotting Needed: Due to its compact growth, repot every two years or when it outgrows its pot.

Pruning and Maintenance

  • Regular Pruning: Remove yellowing or damaged leaves. Inspect regularly for pests and treat infestations with neem oil or insecticidal soap.

Common Issues and Solutions

  • Yellowing Leaves: Often due to overwatering. Check drainage and adjust watering frequency.
  • Leaf Curling: Caused by low humidity or inconsistent watering. Increase humidity and maintain soil moisture.
  • Browning Tips: Result of too much direct sunlight or over-fertilization. Adjust light exposure and fertilization.
  • Slow Growth: Can be due to low light or cooler temperatures. Ensure adequate light and warmth.
  • Pests: Common pests include spider mites, aphids, and mealybugs. Treat with neem oil or insecticidal soap.

Additional Tips

  • Ideal Placement: Keep in a location with stable humidity and indirect light. Avoid heating vents or air conditioners.
  • Propagation: Best propagated through division. Separate rhizomes during repotting and plant them in fresh soil.

Etymology of Alocasia reginula 'Ninja'

The genus name Alocasia derives from the Greek word 'alos', meaning 'a grove or thicket', referencing its natural habitat. The species name reginula is Latin for 'little queen', reflecting its regal appearance. The cultivar name 'Ninja' likely refers to its stealthy, dark foliage, reminiscent of ninjas in popular culture.

Alocasia reginula 'Ninja'

PriceFrom €6.25
VAT Included

15% off All Heart-Shaped Leaves

  • Alocasia reginula 'Ninja' comes in following Sizes:

    plug - ⌀ 2 cm and, is ca. 8 cm tall

    baby (XS) - is ca. 10 cm tall and comes in a ⌀ 6 cm pot

    M - is ca. 25 cm tall and comes in a ⌀ 12 cm pot

     

Foliage Factory

The Best Place to Buy Houseplants Online

 

Since 2018, Foliage Factory has been the go-to shop for rare and collectible houseplants in Europe. We’re not just sellers—we’re passionate plant collectors with years of hands-on experience. We know what it’s like to order a wishlist plant online and eagerly await its arrival. That’s why we provide secure European shipping from Germany and the Netherlands, ensuring that your plants arrive fresh, healthy, and ready to grow.

​​

More Than Just a Plant Shop


We believe buying houseplants online should be easy, secure, and rewarding. Each plant in our shop comes with a detailed care guide, covering light, watering, humidity, and common plant problems—so you can keep your plants thriving. Our knowledge is based on botanical references and real-world experience, ensuring the best advice for every plant lover.

​​

Why Buy Houseplants Online from Foliage Factory?

​​

Trusted Expertise – Over 10,000 customers, years of hands-on plant care experience and in-depth guides.


Secure European Shipping – Safe delivery from Germany & the Netherlands.


28-Day Plant Guarantee – Buy with confidence; we stand by our plants.


Loyalty Rewards & Exclusive Deals – Earn points and unlock weekly discounts.


Referral Program – Give your friends 15% off, and get 15% off your next order.


Eco-Friendly Packaging – We prioritize sustainable shipping for a greener planet.

 

Start your plant journey with Foliage Factory today – shop now and find your next wishlist houseplant!

bottom of page