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How to Grow Mandarin Plant Indoors

Updated: July 22, 2023

Introduction

Growing plants indoors is a great way to bring nature into your home, and one such plant that thrives in indoor settings is the mandarin plant. With its bright orange fruits and fragrant blossoms, the mandarin plant not only adds beauty to any space but also provides a fresh supply of delicious citrus fruits. In this article, we will guide you through the process of growing a mandarin plant indoors, from selecting the right variety to providing the ideal conditions for growth.

Choosing the Right Variety

Before you start growing a mandarin plant indoors, it is important to choose the right variety that is suitable for indoor cultivation. Some popular varieties that are well-suited for indoor growing include “Calamondin,” “Ponkan,” and “Clementine.” These varieties are known for their compact size and ability to adapt well to indoor environments.

Selecting the Right Pot

Once you have chosen the variety, it’s time to select the right pot for your mandarin plant. Opt for a pot that has good drainage holes at the bottom to prevent waterlogging. The size of the pot should be proportional to the size of the plant. A pot that is too small can restrict root growth, while a pot that is too large can lead to overwatering. It is generally recommended to choose a pot that is about 2-3 inches larger in diameter than the current root ball of the plant.

Providing Adequate Light

One of the most crucial factors for successful indoor cultivation of mandarin plants is providing adequate light. Mandarin plants require at least 6-8 hours of direct sunlight each day. If you do not have access to sufficient natural light, you can use artificial grow lights specifically designed for plants. Position the lights about 12-18 inches above the plant and keep them on for 10-12 hours each day. Remember to adjust the height of the lights as the plant grows to maintain an optimal distance.

Maintaining Optimal Temperature and Humidity

Mandarin plants thrive in warm and humid conditions. The ideal temperature range for growing mandarins indoors is between 60-85°F (15-29°C). Avoid placing the plant near drafts, air conditioners, or heating vents as these can lead to temperature fluctuations that may harm the plant.

To maintain the required humidity level, you can use a humidifier or place a tray filled with water near the plant. As the water evaporates, it will increase the humidity around the plant. Alternatively, you can mist the leaves of the plant regularly with water to provide additional moisture.

Watering and Fertilizing

Proper watering is essential for the health of your mandarin plant. Water the plant deeply whenever the top inch of soil feels dry. Avoid overwatering as it can lead to root rot. Allow excess water to drain out completely from the bottom of the pot.

Fertilizing your mandarin plant regularly will ensure it receives the necessary nutrients for growth and fruit production. Use a balanced citrus fertilizer every 4-6 weeks during the growing season (spring and summer). Follow the instructions on the fertilizer package for proper application.

Pruning and Training

Pruning is important for maintaining the shape and size of your mandarin plant. Remove any dead or diseased branches, as well as any suckers that emerge from below the graft union. Prune back long branches to encourage bushier growth.

Training your mandarin plant to a specific shape can also add to its aesthetic appeal. You can use stakes or trellises to support the branches and guide their growth. Regularly check and adjust the supports as needed.

Dealing with Pests and Diseases

Indoor-grown mandarin plants are generally less susceptible to pests and diseases compared to outdoor plants. However, you may still encounter some common issues such as aphids, scale insects, or fungal diseases.

Inspect your plant regularly for any signs of pests or diseases. If you notice any infestations, isolate the affected plant immediately to prevent further spread. Use organic insecticides or horticultural oils to control pests, and follow the instructions carefully.

Harvesting and Enjoying the Fruits

With proper care and patience, your mandarin plant will start producing fruits within 2-3 years. The fruits will be ready for harvesting when they are uniformly orange and easily detach from the branches with a gentle twist.

Enjoy your homegrown mandarins fresh or use them in various culinary creations. The sweet and tangy flavor of mandarins adds a delightful touch to salads, desserts, and beverages.

Conclusion

Growing a mandarin plant indoors is a rewarding experience that allows you to enjoy the beauty and taste of fresh citrus fruits right in your own home. By choosing the right variety, providing adequate light, maintaining optimal temperature and humidity, watering and fertilizing correctly, pruning and training as needed, dealing with pests and diseases promptly, and harvesting the fruits at the right time, you can successfully cultivate a thriving mandarin plant indoors. So why not bring a taste of sunshine into your home by starting your own indoor mandarin garden?