Updated: June 15, 2023

Indoor plants have become increasingly popular in recent years, not only for their aesthetic appeal but also for the numerous health benefits they offer. One such plant that has gained a lot of attention is the heart plant, also known as Hoya kerrii or sweetheart plant. This unique plant features heart-shaped leaves and is relatively easy to care for, making it an ideal choice for both experienced and novice gardeners. In this article, we will guide you on how to grow a heart plant indoors and enjoy its beauty year-round.

Choosing the Right Location

The first step in growing a heart plant indoors is to find the perfect location for it. This plant thrives in bright, indirect light, so choose a spot near a window that receives ample sunlight during the day. Avoid placing it in direct sunlight, as this can scorch the leaves. If your home does not have a suitable window location, you can also use artificial grow lights to provide the necessary light for the plant to grow.

Selecting the Right Pot and Soil

Once you have found the right location for your heart plant, it’s time to choose the right pot and soil. The pot should have drainage holes at the bottom to prevent waterlogging, as excessive moisture can lead to root rot. Opt for a pot that is slightly larger than the current root ball to allow for future growth.

The soil should be well-draining and rich in organic matter. A good mix for heart plants consists of equal parts of peat moss, perlite, and potting soil. This mixture ensures adequate drainage while providing essential nutrients for healthy growth.

Watering and Humidity

Heart plants prefer slightly dry conditions, so it’s essential not to overwater them. Allow the top inch of soil to dry out before watering again. Stick your finger into the soil to check its moisture level; if it feels dry, it’s time to water.

Water the plant thoroughly until excess water drains out of the bottom of the pot. Empty the saucer underneath to avoid standing water, as this can lead to root rot. During the winter months, reduce watering frequency as the plant goes into a dormant phase.

Heart plants also appreciate higher humidity levels. You can increase humidity by misting the leaves with water or placing a tray filled with water near the plant. Alternatively, you can use a humidifier to create a more humid environment.

Temperature and Air Circulation

Heart plants prefer temperatures between 60-75°F (15-24°C). Avoid exposing them to extreme temperature fluctuations or drafts from heating or cooling vents. They are sensitive to cold temperatures, so make sure to keep them away from windows during colder months.

Proper air circulation is also essential for the health of your heart plant. Stagnant air can lead to pest infestations and fungal diseases. If you notice that the air is not circulating well around your plant, consider using a small fan to improve airflow.

Fertilizing

Fertilizing your heart plant is essential for promoting growth and maintaining its overall health. Use a balanced, water-soluble fertilizer formulated for houseplants. Dilute the fertilizer to half its recommended strength and apply it every two weeks during the growing season (spring and summer). Reduce fertilization frequency to once a month during fall and winter when the plant is in its dormant phase.

Pruning and Propagation

Pruning is an important aspect of heart plant care. Regular pruning helps maintain its compact shape and encourages new growth. You can trim back any leggy or overgrown stems by cutting just above a leaf node. Pruning should be done during spring or early summer when the plant is actively growing.

Heart plants are relatively easy to propagate. One popular method is through stem cuttings. Select a healthy stem with at least two leaves and make a clean cut just below a leaf node. Place the cutting in a glass of water or directly in a pot with moist soil. Keep the cutting warm and humid until new roots form, usually within a few weeks.

Common Problems and Solutions

Heart plants are generally resistant to pests and diseases. However, there are a few issues that you may encounter:

  • Yellowing leaves: This can be a sign of overwatering or inadequate light. Adjust your watering schedule and move the plant to a brighter location.

  • Root rot: Overwatering or poor drainage can lead to root rot. Ensure that your pot has drainage holes, and water the plant only when the top inch of soil is dry.

  • Mealybugs or aphids: These pests can infest heart plants. Remove them manually using a cotton swab dipped in rubbing alcohol or use an organic insecticidal soap.

Conclusion

Growing a heart plant indoors can be a rewarding experience. With the right care and attention, you can enjoy its unique heart-shaped leaves year-round. Remember to provide it with adequate light, well-draining soil, and proper watering. By following these guidelines, you can create an ideal environment for your heart plant to thrive and add beauty to your indoor space.