Anthurium Forgetii vs Crystallinum: Key Differences Explained

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Anthurium forgetii and Anthurium crystallinum are two popular houseplants belonging to the Anthurium genus, which are highly sought after by indoor gardeners and plant enthusiasts. Known for their stunning, velvet leaves, and intricate vein patterns, these plants are prized for their unique appearance and elegance. By understanding the differences between the two, you can choose the perfect Anthurium for your home and lifestyle.

Anthurium forgetii stands out with its somewhat rounded, dark green leaves adorned with dramatic silver-white veins Anthurium Forgetii Care. It is well-suited to indoor environments that offer bright, indirect light and consistently moist soil. On the other hand, Anthurium crystallinum showcases heart-shaped, velvety leaves with bright, white veins that highlight the leaf surface How to Grow and Care for Anthurium Crystallinum. Like the forgetii, it also thrives in conditions with ample humidity, bright but indirect light, and evenly moist soil.

In this article, we will explore the similarities and differences between Anthurium forgetii and Anthurium crystallinum, delving into their specific care requirements, growth habits, and best practices for a thriving plant. This comparison will enable you to make an informed decision when choosing between these two captivating and rewarding houseplants.

Anthurium Forgetii Overview

Origin and Habitat

Anthurium forgetii is a beautiful tropical plant originating from the rainforests of Colombia. It thrives in a humid environment and can often be found growing on trees as an epiphyte, under the canopy’s shade.

Physical Characteristics

The plant is characterized by its large, dark green leaves with clear veins, which give it a striking appearance. A key difference between Anthurium forgetii and Anthurium crystallinum is the lack of a sinus at the top of the forgetii leaves. This means there are no indentations at the leaf’s top, resulting in a teardrop shape.

Anthurium forgetii exhibits two varieties: silver-white strips, a hybrid plant resulting from the cross between anthurium forgetii and anthurium crystallinum, and a dark form, which is purely anthurium forgetii.

Growing Conditions

  • Size: Anthurium forgetii can grow up to 4-5 feet (1.2-1.5 meters) tall when fully mature.
  • Light: The plant prefers medium to bright, indirect light conditions, making it suitable for indoor growth near windows or under filtered sunlight outdoors.
  • Water: Watering every other week is generally recommended for this plant, with the soil allowed to dry out between waterings. Overly wet soil might lead to root rot.
  • Soil: A well-draining soil mix is crucial for the plant’s health. Creating a mix with peat moss, bark chips, perlite, charcoal, and some potting soil is recommended.
  • Pot: Terracotta pots with drainage holes are ideal for ensuring that the water drains effectively from the soil.
  • Humidity: High humidity, ideally above 60%, is an essential factor in the plant’s well-being.
  • Temperature: Anthurium forgetii thrives in temperatures ranging from 65-70 degrees Fahrenheit (18-21 degrees Celsius).

By providing the right environment and closely monitoring the plant, Anthurium forgetii can become an eye-catching addition to any space, adding a touch of tropical beauty.

Anthurium Crystallinum Overview

Origin and Habitat

Anthurium Crystallinum is an epiphytic plant native to Central and South America, specifically in countries such as Colombia and Panama. It naturally thrives in tropical rainforests, where it grows on trees or other supports to access sunlight.

Physical Characteristics

The most striking feature of Anthurium Crystallinum is its large, heart-shaped leaves that can grow up to 18 inches in length. The velvety leaves display prominent white veins against a backdrop of dark green, providing a beautiful contrast. The undersides of the leaves often exhibit a coppery-red shade.

The plant’s overall attractiveness, along with its air purifying properties, makes it a popular choice for indoor plant enthusiasts.

Growing Conditions

To successfully grow Anthurium Crystallinum, you should aim to replicate the plant’s natural habitat. Here are some essential care requirements:

  • Light: This species prefers bright but indirect sunlight. Too much direct sunlight can lead to leaf scorching, while insufficient light will result in slow growth and pale leaves.
  • Temperature: Anthurium Crystallinum enjoys a consistent temperature range of 65-80°F (18-27°C). Avoid exposing the plant to temperatures below 60°F (15°C), as this can cause stress and damage.
  • Humidity: High humidity is crucial for Anthurium Crystallinum to thrive. A humidity level of around 60-80% is ideal. You can maintain the required humidity by placing the plant on a tray with pebbles and water, or using a humidifier.
  • Soil: Well-draining, loose, and slightly acidic soil is recommended. You can use a mix of orchid bark, peat moss, and perlite to achieve the desired consistency and pH level.
  • Watering: Never let the plant sit in soggy soil. Water the Anthurium Crystallinum once the top 1-2 inches of soil have dried out. Be sure to provide more frequent watering in warmer months and less in cooler months.

By offering the right growing conditions, Anthurium Crystallinum will reward you with its stunning foliage and air purifying benefits.

Key Differences between Anthurium Forgetii and Crystallinum

Leaf Shape and Texture

The most noticeable difference between Anthurium Forgetii and Anthurium Crystallinum lies in their leaf shapes. Anthurium Forgetii is known for its large, dark green leaves without any sinus at the top, meaning there are no indentations at the top of the leaves 1. On the other hand, Anthurium Crystallinum has narrower, elongated, light green leaves, which contrast with the dark green, more rounded leaves of Forgetii 2.

Regarding texture, although both species have clear veins, Crystallinum’s leaves possess copper-colored undersides that glisten in direct sunlight 3.

Growth Habits

Another key difference between the two species lies in their growth habits. Anthurium Clarinervium is characterized by its broader, dark green, heart-shaped leaves and relatively slower growth 4. On the contrary, Anthurium Crystallinum tends to have faster growth and overall smaller leaves when compared to Clarinervium 5.

Flower Structure

Both Anthurium Forgetii and Anthurium Crystallinum produce unique flowers, but their structures differ slightly. Anthurium Crystallinum’s flowers are typically elongated and tapered, while Anthurium Forgetii’s flowers have a more rounded and subtle appearance 6. These distinct floral characteristics make each species unique and intriguing to the observer.

In conclusion, Anthurium Forgetii and Anthurium Crystallinum share many similarities but also exhibit unique characteristics, making each of them stand out. By understanding and appreciating their differences, plant enthusiasts can select the ideal species for their collections and provide appropriate care to ensure healthy growth.

Caring for Both Species

Soil and Water Requirements

Anthurium forgetii and crystallinum both require well-draining soil that retains moisture without getting too wet. A mixture of peat, perlite, and orchid bark can create the ideal growing medium. To maintain proper moisture levels, water these plants regularly, allowing the soil to partially dry out between waterings. Be careful not to overwater, as it can lead to root rot.

Light and Temperature

These plants prefer medium-intensity, indirect light for about 5 to 6 hours a day. Anthurium forgetii thrives best in an east-facing window, while the anthurium crystallinum benefits from a spot in an east-facing window as well. Both species should avoid direct sunlight, especially during the afternoon, to prevent leaf burn. They grow best in a temperature range of 60°F to 85°F (15°C to 29°C) and should be kept away from drafts or sudden temperature fluctuations.

Pruning and Repotting

Pruning is essential for maintaining the health and aesthetic look of both anthurium forgetii and crystallinum. Remove any yellowing, browning, or damaged leaves by cutting them close to the base of the plant. This will encourage new growth and prevent energy being wasted on unhealthy foliage.

Repotting should be done every 1-2 years or when the plant outgrows its current pot. Gently remove the plant from its container, being careful not to damage the roots. Place it in a new pot that is 1-2 inches larger in diameter, filled with fresh well-draining soil. Water the plant thoroughly after repotting to help the roots settle.

In summary, caring for both anthurium forgetii and crystallinum involves providing well-draining soil, proper light and temperature conditions, and regular pruning and repotting. With the right care, these plants can flourish and add beauty to any indoor space.

Propagation Methods

Anthurium forgetii and crystallinum can both be propagated through two primary methods: stem cuttings and division. These methods ensure healthy growth and help expand your plant collection.

Stem Cuttings

Stem cutting propagation involves taking a healthy piece of the parent plant and planting it into a suitable soil mix to encourage root growth. Be sure to choose a healthy and disease-free part of the plant for successful propagation. To propagate anthurium forgetii or crystallinum through stem cuttings, follow these steps:

  1. Prepare the cutting: Using a clean, sharp pair of pruning shears, cut a portion of the stem with at least one healthy leaf attached.
  2. Let it callous: Allow the cut end of the stem to dry slightly, forming a protective callous. This usually takes a few hours to a day.
  3. Plant the cutting: Select a pot with drainage holes and a fast-draining soil mix appropriate for anthuriums. Plant the calloused end of the cutting in the soil, ensuring that the leaf is above the soil line.
  4. Provide optimal conditions: Keep the soil consistently moist, but not soggy, and place the cutting in bright, indirect light. Maintain high humidity, as this promotes root development.


Propagation by division involves separating a parent plant into individual plantlets, each with roots and foliage. This method is best performed during repotting, as the plant and its root system are already exposed. To propagate anthurium forgetii or crystallinum through division, follow these steps:

  1. Remove the plant from its pot: Gently loosen the root ball and remove the plant from its container.
  2. Identify individual plantlets: Examine the root system and locate distinct clusters of roots and foliage.
  3. Divide the plant: Carefully pull apart the plantlets, making sure each division has healthy roots and foliage.
  4. Plant divisions: Repot the divisions into new pots filled with suitable anthurium soil mix. Ensure the root system is well-covered, and that the foliage remains above the soil line.
  5. Provide optimal conditions: Water the divisions well, and maintain proper humidity, light, and temperature for anthurium growth.

Following these propagation methods, anthurium forgetii and crystallinum can be easily and effectively multiplied, providing more beautiful plants for your collection.

Frequently Asked Questions

Difference in leaf patterns?

Anthurium forgetii and Anthurium crystallinum have distinct leaf patterns. Anthurium forgetii leaves are more round in shape and have entire margins that lack lobes or sinus. This unique feature adds an exotic element to its appearance, resembling a miniature version of a monstera leaf. On the other hand, Anthurium crystallinum leaves have a heart-shaped structure with silver veins and a velvety texture, which creates an elegant and luxurious look.

Rarity comparison?

Both Anthurium forgetii and Anthurium crystallinum are considered rare among houseplants due to their specific growth requirements and limited availability. Acquiring either of these plants might be challenging, as they are not commonly found in local nurseries. Enthusiasts often resort to acquiring them from specialized plant shops or online stores.

Maturity conditions?

Maturity conditions for both Anthurium forgetii and Anthurium crystallinum are quite similar. Both plants thrive in a tropical environment that mimics their natural habitats in Central and South America. They require high humidity levels, above 70%, and consistent temperatures between 65 to 75°F (18 to 24°C).

Difference in care?

While there are similarities in the care for both Anthurium species, there are a few differences to consider. Anthurium crystallinum prefers an airy potting mix that holds moisture but also drains quickly, using components such as orchid bark, perlite, and compost. Anthurium forgetii also needs well-draining soil but can tolerate a more standard potting mix. Both plants need bright, indirect light to thrive, but Anthurium crystallinum may be more sensitive to direct sunlight.

Growth rate comparison?

Anthurium forgetii and Anthurium crystallinum have moderately slow growth rates. However, the pace at which they grow can be influenced by environmental factors like light, humidity, and proper care. Maintaining optimal conditions will help both species grow at a healthy speed, but keep in mind that their natural habitats are the understory of tropical rainforests. Thus, their growth rates might be slower compared to other common houseplants.

Difference in size?

The size difference between Anthurium forgetii and Anthurium crystallinum can be significant, depending on their age and growing conditions. Anthurium forgetii typically reaches a smaller size, with leaves that can grow up to 6-8 inches long and wide. In contrast, Anthurium crystallinum has larger leaves that can expand up to 15-20 inches in length. Keep this in mind when choosing the right plant for your indoor space, as larger Anthurium crystallinum plants might require more room to spread out and grow.


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