Updated: July 10, 2023

The rattlesnake plant, also known as Calathea lancifolia, is a stunning tropical plant with unique patterns on its leaves. It gets its name from the snake-like pattern that resembles the skin of a rattlesnake. This plant is native to the rainforests of Brazil and is typically grown as a houseplant. However, with the right conditions, it is possible to grow rattlesnake plants outdoors. In this article, we will explore how to grow rattlesnake plants outdoors and provide some tips for success.

Choosing the Right Location

When growing rattlesnake plants outdoors, it is crucial to choose the right location. These plants thrive in warm and humid conditions, so it is important to find a spot with partial shade. Direct sunlight can scorch the leaves, so it is best to avoid placing them in full sun. Look for an area that receives bright, indirect light or dappled shade throughout the day.

It is also important to consider the temperature when choosing a location for your rattlesnake plant. These plants prefer temperatures between 65-85°F (18-29°C). They are sensitive to cold temperatures and should be protected from frost or freezing conditions. If you live in a region with colder winters, consider growing your rattlesnake plant in a container that can be moved indoors during the colder months.

Soil and Watering

Rattlesnake plants prefer well-draining soil that retains moisture without becoming soggy. A mixture of peat moss, perlite, and potting soil can create an ideal growing medium for these plants. Make sure the soil has good drainage to prevent waterlogging, which can lead to root rot.

Watering is another essential aspect of growing rattlesnake plants outdoors. These plants prefer consistently moist but not waterlogged soil. Check the moisture level of the soil regularly and water when the top inch feels dry. Avoid overwatering, as it can cause root rot. Additionally, misting the leaves with water or placing a tray of water nearby can help increase humidity levels, which is beneficial for rattlesnake plants.

Fertilizing

To promote healthy growth, it is important to fertilize your rattlesnake plant regularly. Use a balanced, water-soluble fertilizer formulated for houseplants. Follow the instructions on the packaging for proper dilution and application. During the growing season, which is typically spring and summer, fertilize your rattlesnake plant every two to four weeks. Reduce or stop fertilizing during the dormant period in fall and winter.

Pruning and Propagation

Pruning is not necessary for rattlesnake plants but can be done to improve their appearance or control their size. If you notice any yellow or brown leaves, trim them off to maintain the plant’s overall health. You can also remove any leggy or overcrowded stems to encourage bushier growth.

Propagation of rattlesnake plants can be done through division or stem cuttings. To divide the plant, carefully remove it from its pot and separate the clumps into smaller sections with roots attached. Plant each division in a separate container with well-draining soil. Stem cuttings can be taken by cutting a healthy stem just below a node and placing it in water or moist soil until roots develop.

Protecting from Pests

Rattlesnake plants are generally resistant to pests, but they can still be susceptible to common houseplant pests like spider mites and mealybugs. Regularly inspect your plant for any signs of infestation, such as webbing or sticky residue on the leaves. If you notice any pests, treat them immediately with organic insecticidal soap or neem oil.

Winter Care

If you live in a region with cold winters, it is essential to provide proper care for your rattlesnake plant during the colder months. As mentioned earlier, consider growing your plant in a container that can be moved indoors. Before the first frost, carefully dig up the plant and repot it in a suitable container with fresh soil. Place it in a location with bright, indirect light and maintain regular watering. Avoid placing it near drafts or heaters, as they can cause the leaves to dry out.

Conclusion

Growing rattlesnake plants outdoors can be a rewarding experience for plant enthusiasts. With the right location, proper soil and watering, regular fertilization, and protection from pests and winter conditions, you can enjoy the beauty of these unique tropical plants in your outdoor space. Follow the tips provided in this article, and you will be well on your way to successfully growing rattlesnake plants outdoors.