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How to Grow Large Monstera Plant Outdoors

Updated: July 20, 2023

Monstera plants, also known as Swiss cheese plants, are beloved for their large, glossy leaves with unique patterns. While they are commonly grown as indoor plants, it is definitely possible to grow a large Monstera plant outdoors. In fact, given the right conditions, Monstera plants can thrive and grow into impressive specimens in an outdoor garden. Here are some tips on how to successfully grow a large Monstera plant outdoors.

Choose the Right Location

When selecting a location for your outdoor Monstera plant, it is essential to consider its growing requirements. Monstera plants prefer bright, indirect light, so look for a spot that receives dappled sunlight or partial shade throughout the day. Too much direct sunlight can scorch the leaves, while insufficient light can result in poor growth and smaller leaves.

Additionally, Monstera plants prefer warm temperatures, ideally between 65°F and 85°F (18°C and 29°C). They are not frost-tolerant, so ensure that you choose a location where the temperature does not drop below 55°F (13°C). If you live in a region with cooler temperatures, you may need to bring your Monstera indoors during the colder months or consider growing it in a container that can be easily moved indoors.

Provide Adequate Support

As Monstera plants grow larger, they develop aerial roots that help support their weight. Outdoors, you can provide additional support by placing a trellis or sturdy stake near the plant. This will give the growing vines something to cling onto and prevent them from sprawling on the ground.

To train your Monstera plant to climb up the support structure, gently guide the vines towards it and secure them with soft ties or plant clips. Be cautious not to damage the delicate aerial roots while doing so. Regularly check on the growth of your Monstera and adjust the ties as needed to accommodate its expanding size.

Ensure Proper Drainage

Monstera plants require well-draining soil to prevent root rot. Before planting your Monstera outdoors, amend the soil with organic matter, such as compost or peat moss, to improve its drainage capabilities. Additionally, consider planting your Monstera in a slightly elevated area or raised bed to further enhance drainage.

While Monstera plants appreciate consistent moisture, it is crucial not to let the soil become waterlogged. Monitor the moisture levels regularly and water your Monstera when the top inch of soil feels dry to the touch. During hot summer months, you may need to increase the frequency of watering to keep the soil sufficiently moist.

Provide Regular Fertilization

To encourage healthy growth and large leaves, it is important to provide regular fertilization for your outdoor Monstera plant. Use a balanced, water-soluble fertilizer formulated for houseplants or foliage plants. Follow the manufacturer’s instructions for dilution and application rates.

During the growing season, which typically spans from spring to early fall, fertilize your Monstera every month or every other month. Reduce or stop fertilizing during the winter months when the plant enters a period of dormancy. Be mindful not to over-fertilize, as excessive nutrients can lead to leaf burn or other issues.

Prune and Propagate

Regular pruning is necessary to maintain the size and shape of your outdoor Monstera plant. As it grows larger, prune back any overly long or unruly vines to promote more compact growth. Additionally, remove any dead or yellowing leaves to maintain a tidy appearance.

Pruning also offers an opportunity for propagation. Monstera plants can be easily propagated by stem cuttings. When pruning, select healthy stems with at least one node (a small bump on the stem where leaves emerge) and trim them just below a node. Place the cuttings in a jar of water or a well-draining potting mix until roots develop, then transfer them to individual pots.

Protect from Pests and Diseases

While Monstera plants are generally resilient, they can still fall victim to pests and diseases. Common pests that may attack outdoor Monstera plants include aphids, mealybugs, and spider mites. Regularly inspect your plant for any signs of infestation, such as sticky residue, webs, or distorted leaves. If necessary, treat the infestation with insecticidal soap or neem oil.

In terms of diseases, root rot is one of the most common issues faced by Monstera plants. To prevent root rot, ensure proper drainage as mentioned earlier and avoid overwatering. If you notice any signs of root rot, such as yellowing leaves or a foul smell from the soil, take immediate action by adjusting your watering practices and potentially repotting the plant in fresh soil.

By following these tips, you can successfully grow a large Monstera plant outdoors. With its stunning foliage and impressive size, your Monstera will undoubtedly become a focal point in your garden. Enjoy the beauty and lushness that this tropical plant brings to your outdoor space!