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How to Grow Purple Basil Plant Indoors

Updated: July 17, 2023

Introduction

Growing plants indoors is a great way to bring a touch of nature into your home, and purple basil is a beautiful and aromatic herb that can thrive in indoor conditions. With its striking purple leaves and unique flavor, purple basil can be a wonderful addition to your indoor garden. In this article, we will guide you through the steps of growing purple basil plants successfully indoors.

Choosing the Right Variety

There are several varieties of purple basil to choose from, each with its own distinct characteristics. Some popular varieties include Purple Ruffles, Dark Opal, and Red Rubin. When selecting your purple basil plant, consider factors such as leaf shape, color intensity, and flavor. Choose a variety that suits your taste preferences and aesthetic preferences for your indoor garden.

Selecting the Right Container

Purple basil plants can grow fairly large, so it’s important to choose a container that is deep enough for their roots to develop and provide adequate space for growth. Opt for a container that is at least 8-10 inches deep with good drainage holes at the bottom. Additionally, ensure that the container is made of a sturdy material such as terracotta or plastic.

Providing the Ideal Growing Conditions

Purple basil thrives in warm and sunny conditions. To ensure the best growth, place your plants in an area that receives at least six hours of direct sunlight each day. If natural light is limited, you can supplement it with fluorescent grow lights placed 6-12 inches above the plants. The ideal temperature range for purple basil is between 70-85°F (21-29°C), so try to maintain a consistent temperature within this range.

Soil Preparation

Purple basil prefers well-draining soil that is rich in organic matter. You can create a suitable potting mix by combining equal parts of potting soil, compost, and perlite or vermiculite. This mixture will provide the necessary nutrients and drainage for your purple basil plants. Fill your container with this potting mix, leaving about an inch of space at the top for watering.

Planting the Purple Basil

Once you have prepared the soil, it’s time to plant your purple basil. Gently remove the plant from its nursery container, being careful not to damage the roots. Place the plant in the center of the container and fill in the remaining space with potting mix, ensuring that the plant is at the same level as it was in its original container. Lightly press down on the soil to remove any air pockets.

Watering and Fertilizing

Purple basil plants require regular watering to keep the soil evenly moist but not waterlogged. Check the moisture level by sticking your finger about an inch into the soil. If it feels dry, it’s time to water. Avoid overwatering, as this can lead to root rot. As for fertilizing, apply a balanced liquid fertilizer once a month during the growing season to provide essential nutrients.

Pruning and Harvesting

Regular pruning is essential for maintaining healthy and bushy purple basil plants. Pinch off any flowers that appear to prevent them from diverting energy away from leaf production. Additionally, pruning encourages branching and helps maintain a compact shape. To harvest your purple basil leaves, wait until the plant has reached a height of 6-8 inches. Use a sharp pair of scissors or garden shears to snip off individual leaves or cut off entire stems as needed.

Pests and Diseases

Purple basil plants are generally resistant to most pests and diseases. However, they can still be susceptible to aphids, whiteflies, and spider mites. Regularly inspect your plants for any signs of infestation, such as yellowing leaves or sticky residue on the foliage. If you do notice pests, treat them with a mild insecticidal soap or neem oil spray, following the instructions on the product label.

Conclusion

Growing purple basil plants indoors can be a rewarding and enjoyable experience. With the right variety, container, and growing conditions, you can have a thriving indoor herb garden filled with the aromatic beauty of purple basil. Follow the steps outlined in this article, and soon you’ll be harvesting fresh and flavorful leaves to use in your culinary creations. Happy growing!