Updated: June 30, 2023

The Zanzibar Gem plant, also known as the ZZ plant or Zamioculcas zamiifolia, is a popular choice among indoor plant enthusiasts. With its attractive glossy green foliage and low maintenance requirements, it has become a favorite for both novice and experienced gardeners. One common question that arises when considering adding a Zanzibar Gem plant to your collection is how tall it will grow. In this article, we will explore the growth habits of the Zanzibar Gem plant and answer that very question.

Understanding the Growth Habits

To determine how tall a Zanzibar Gem plant can potentially grow, it’s essential to understand its growth habits in its natural habitat. The Zanzibar Gem is native to Eastern Africa, specifically Tanzania and Zanzibar, where it grows as an understory plant in tropical forests. These forests provide the ideal conditions for its growth – filtered sunlight, high humidity, and warm temperatures.

Growth Factors

Several factors influence the height of a Zanzibar Gem plant when grown indoors. Let’s take a closer look at these factors:

1. Light

Light plays a significant role in the growth and development of a Zanzibar Gem plant. While it can tolerate low light conditions, it thrives best in bright, indirect light. Insufficient light may cause slower growth and leggy stems. On the other hand, excessive direct sunlight can scorch the leaves. Striking a balance by providing bright but indirect light will help promote healthy growth.

2. Temperature

The Zanzibar Gem plant prefers warm temperatures ranging from 65 to 75°F (18 to 24°C). It can tolerate slightly lower temperatures but should be protected from drafts and cold air. Extreme temperature fluctuations can hinder its growth and overall health.

3. Watering

Watering is another critical factor in the growth of a Zanzibar Gem plant. It is a drought-tolerant plant that stores water in its rhizomes, making it highly adaptable to periods of neglect. Overwatering can lead to root rot and other issues, so it is essential to allow the soil to dry out between waterings. A well-draining potting mix and a thorough watering when needed will help promote healthy growth.

4. Fertilizer

While the Zanzibar Gem plant does not require frequent fertilization, providing it with a balanced houseplant fertilizer during the growing season (spring and summer) can help support its growth. Follow the manufacturer’s instructions for application rates, as overfertilizing can cause salt buildup in the soil, leading to nutrient deficiencies.

5. Pot Size

The size of the pot can also influence the height of a Zanzibar Gem plant. As a slow-growing plant, it does not require frequent repotting. However, if you want your plant to grow taller, you can gradually increase the pot size as it outgrows its current container. This will provide more space for the roots to grow and potentially allow for increased height.

Typical Height

Now that we have explored the various factors that affect the growth of a Zanzibar Gem plant let’s discuss its typical height when grown indoors. On average, a mature Zanzibar Gem plant can reach a height of around 2 to 3 feet (60 to 90 cm). However, there have been instances where these plants have been known to grow taller under optimal conditions.

It’s important to note that the growth rate of a Zanzibar Gem plant is relatively slow compared to other indoor plants. It might take several years for the plant to reach its maximum height. Patience is key when growing this plant, as it can take time to see noticeable growth.

Encouraging Growth

If you want your Zanzibar Gem plant to grow taller, there are a few steps you can take to encourage its growth:

  1. Provide Adequate Light: Ensure your plant is receiving bright, indirect light. Consider placing it near a north or east-facing window where it can receive a good amount of natural light without direct exposure to the sun.

  2. Optimize Temperature: Keep the temperature within the preferred range of 65 to 75°F (18 to 24°C) to create optimal conditions for growth.

  3. Water Correctly: Avoid overwatering your Zanzibar Gem plant. Allow the soil to dry out between waterings, and ensure good drainage to prevent standing water.

  4. Consider Fertilization: Use a balanced houseplant fertilizer during the growing season to support healthy growth. Follow the instructions on the packaging for proper application.

  5. Prune Occasionally: Pruning your Zanzibar Gem plant can help stimulate new growth and maintain its shape. Remove any yellow or damaged leaves and trim back leggy stems to promote bushier growth.

By implementing these practices, you can create favorable conditions for your Zanzibar Gem plant to reach its potential height.

In Conclusion

The Zanzibar Gem plant is a beautiful addition to any indoor space, known for its glossy green foliage and low maintenance requirements. While it typically reaches a height of 2 to 3 feet (60 to 90 cm), various factors such as light, temperature, watering, fertilization, and pot size can influence its growth. By providing optimal conditions and care, you can encourage your Zanzibar Gem plant to reach its maximum height and thrive in your home.