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How to Grow Salvias Plant Indoors

Updated: June 27, 2023

Salvias are beautiful flowering plants that are known for their vibrant colors and attractive foliage. While they are commonly grown outdoors, salvias can also thrive indoors when provided with the right conditions. In this article, we will explore how to grow salvias plant indoors and enjoy their beauty all year round.

Choosing the Right Salvia Variety

There are numerous varieties of salvias available, each with its unique characteristics and requirements. When selecting a salvia plant for indoor growing, it is essential to choose a variety that is well-suited for indoor conditions. Some popular indoor salvia varieties include:

  1. Salvia splendens (Scarlet Sage) – This variety produces stunning red flowers and grows up to 18 inches tall. It is an excellent choice for indoor container gardening.

  2. Salvia coccinea (Tropical Sage) – Tropical sage has bright red or white flowers and can grow up to 24 inches tall. It is a great option for adding a pop of color to your indoor garden.

  3. Salvia elegans (Pineapple Sage) – Pineapple sage features vibrant red flowers and leaves that emit a pleasant pineapple fragrance when crushed. It can reach a height of 36 inches and is a lovely addition to any indoor garden.

  4. Salvia leucantha (Mexican Bush Sage) – Mexican bush sage produces beautiful purple flowers and grows up to 36 inches tall. It is an excellent choice for larger indoor spaces.

Selecting the Right Container

When growing salvias indoors, container selection is crucial. Choose a container that is at least 8-10 inches deep with good drainage holes to prevent waterlogging. Terracotta or clay pots are ideal as they provide good airflow to the roots and help regulate moisture levels.

Ensure that the chosen pot matches the size of the salvia plant and allows enough space for the roots to grow. Avoid using oversized pots as they can retain excess moisture and lead to root rot.

Providing Adequate Light

Salvias thrive in bright, indirect light. Place your indoor salvia plants near a south or west-facing window where they can receive at least six hours of sunlight each day. If natural light is limited, consider supplementing with artificial grow lights. LED grow lights are an excellent choice as they emit the right spectrum of light for plant growth while consuming less energy.

Maintaining Optimal Temperature and Humidity

Salvias prefer a warm and humid environment. They thrive in temperatures between 65-75°F (18-24°C) during the day and slightly cooler temperatures at night. To increase humidity levels around your salvia plants, you can place them on a pebble tray filled with water or use a humidifier.

Avoid placing salvias near drafts or heating vents as sudden temperature fluctuations can stress the plants and affect their growth.

Watering and Fertilizing

Proper watering is crucial for the health of indoor salvias. Water the plants when the top inch of soil feels dry to the touch. Ensure that the water drains freely from the bottom of the pot to prevent waterlogging, which can cause root rot.

During the growing season, fertilize your salvias every two weeks using a balanced liquid fertilizer diluted to half strength. This will provide them with the necessary nutrients to promote healthy growth and abundant flowering.

Pruning and Maintenance

Regular pruning is essential for maintaining compact and bushy salvias. Pinch off any dead or faded flowers to encourage new blooms. Additionally, prune back leggy stems to promote branching and create a fuller appearance.

If your indoor salvias become too large, you can also trim them back by up to one-third of their height to control their size. Pruning should be done in early spring or during the dormant period to minimize stress on the plants.

Dealing with Pests and Diseases

Indoor salvias are generally less prone to pests and diseases compared to outdoor plants. However, they can still be affected by common pests such as aphids, whiteflies, and spider mites. Regularly inspect your plants for any signs of pest infestation and treat them promptly using organic insecticidal soap or neem oil.

To prevent diseases, ensure good air circulation around your salvias and avoid overwatering. If you notice any signs of fungal infections, such as powdery mildew, treat them with a suitable fungicide.

Conclusion

Growing salvias indoors allows you to enjoy their beauty and fragrance all year round. By selecting the right variety, providing adequate light, temperature, and humidity, and following proper watering and maintenance practices, you can successfully grow salvias indoors. So, bring the vibrant colors of salvias into your home and create a stunning indoor garden that will brighten up any space. Happy gardening!