Updated: July 3, 2023

The Hoya carnosa, commonly known as the wax plant, is a popular houseplant that is loved for its attractive foliage and beautiful clusters of fragrant flowers. This tropical plant is native to Eastern Asia and Australia and is a member of the Apocynaceae family. One of the fascinating aspects of the Hoya carnosa is its unique stages of growth, which showcase its transformation from a small cutting to a mature and blooming plant. In this article, we will explore the different stages of growth that the Hoya carnosa goes through and provide some tips on how to care for it throughout each stage.

Stage 1: Propagation

The first stage in the growth of a Hoya carnosa begins with propagation. This can be done by taking stem cuttings from a healthy and mature plant. To propagate a Hoya carnosa, select a stem that is at least 4-6 inches long and has several leaves attached to it. Using a clean and sharp pair of scissors or pruning shears, cut just below a leaf node. Remove any leaves from the lower part of the cutting to expose a bare stem.

After preparing the cutting, it is time to root it. Fill a small pot with well-draining soil, such as a mixture of peat moss and perlite. Make a small hole in the soil using your finger or a pencil and insert the cutting into it. Gently press the soil around the base of the cutting to secure it in place.

Place the pot in a warm location with bright, indirect light. Keep the soil lightly moist but not overly wet to prevent root rot. Within a few weeks, you should start to see new roots forming from the bottom of the cutting, indicating successful rooting.

Stage 2: Establishment

Once the cutting has successfully rooted and started growing, it enters the establishment stage. During this stage, the Hoya carnosa will focus on developing a strong root system and establishing itself in its new pot or location.

To support the plant’s growth during this stage, it is essential to provide it with the right conditions. Place the pot in a spot with bright, indirect light, as direct sunlight can scorch the leaves. Maintain a temperature range between 65-75°F (18-24°C) and provide humidity by misting the leaves or placing a tray of water nearby.

Water the plant when the top inch of soil feels dry to the touch. Be careful not to overwater, as Hoya carnosa prefers slightly drier conditions. Fertilize the plant every month during the growing season with a balanced houseplant fertilizer to provide it with essential nutrients.

Stage 3: Growth and Development

Once the Hoya carnosa has established itself, it will enter a stage of active growth and development. During this stage, you can expect to see new leaves forming and the plant gradually increasing in size.

To support optimal growth, continue providing bright, indirect light and maintain consistent temperatures. Regularly rotate the plant to ensure even exposure to light and prevent it from leaning towards one direction. As the plant grows, you may need to repot it into a slightly larger pot to accommodate its expanding root system.

Watering requirements remain similar to the establishment stage, allowing the top inch of soil to dry out before watering. However, be attentive to any signs of stress such as drooping leaves or wilting, as these may indicate underwatering.

Stage 4: Flowering

One of the most exciting stages in the growth of a Hoya carnosa is when it begins to produce flowers. The wax plant typically blooms during the warmer months, often in late spring or early summer. The flowers are star-shaped and can vary in color from white to pink or even red, depending on the variety.

To encourage flowering, ensure that the plant receives bright light for at least a few hours each day. A south or west-facing window is usually ideal. Maintain consistent temperatures and avoid drastic fluctuations, as this can interfere with flower production.

During the flowering stage, it is crucial to provide adequate support for the vines, as the weight of the clusters of flowers can cause them to droop. You can use stakes or trellises to help guide and support the growth of the plant.

Stage 5: Maintenance and Care

After the Hoya carnosa has finished flowering, it will enter a maintenance stage. During this stage, continue to care for the plant by providing it with proper light, temperature, and watering conditions as outlined in the growth and development stage.

Prune back any leggy or overgrown stems to maintain a compact and bushy shape. This can be done by cutting just above a leaf node. Regular pruning will help stimulate new growth and promote a healthier plant overall.

Additionally, keep an eye out for any signs of pests, such as mealybugs or aphids. If infested, treat the plant with an appropriate insecticide or wipe off the pests with a cotton swab dipped in rubbing alcohol.

By following these stages of growth and providing proper care along the way, you can enjoy a thriving and beautiful Hoya carnosa plant in your home. With its lush foliage and stunning flowers, this tropical beauty will bring joy and elegance to any space it graces.