How To Grow a Bushy Coleus (Solenostemon)

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Welcome to the vibrant world of Coleus (Solenostemon), a stunning and versatile plant that will elevate the aesthetics of any garden or indoor space. With its eye-catching foliage featuring an array of mesmerizing colours and patterns, the bushy Coleus has become a favourite among both seasoned gardeners and beginners alike. In this blog post, we’ll delve into the secrets of cultivating a lush and bushy Coleus, unlocking the knowledge that will transform you into a confident and successful gardener.

Pinching Technique

Coleus is a remarkable plant suitable for both containers and gardens. However, for it to reach its fullest potential, simply placing it in a pot and leaving it won’t suffice. One of the most crucial tasks in the spring is pinching the plant. When you pinch a coleus, it encourages the growth of lateral branches, making it bushier, more luxurious, and visually appealing. The frequency of pinching depends on how bushy you desire your coleus to be.

An unpinned coleus grows upright with a single stem extending straight to the top without any lateral branching. To perform the pinching technique, you can use your fingernails or a pruner to pinch off the stem just above a branch’s base. This stimulates new sprouts, resulting in two stems growing on either side of the pinched-off stem. For a fuller appearance, you can be quite thorough and pinch all over the plant. The more you pinch, the more the coleus will branch out and thrive, producing a bushy and happy plant. Neglecting to pinch may result in a coleus that grows straight up but lacks the lushness and fullness that pinching can bring.

Deadhead and Remove Flowers

Regularly deadhead your coleus by removing any fading or spent flowers. This process redirects the plant’s energy from seed production back into foliage growth, enhancing the overall bushiness and preventing the coleus from diverting resources to seed development. By keeping the flowers at bay, you’ll ensure that your coleus remains lush and vibrant, showcasing its stunning foliage.

Trim Long Stems for Bushier Growth

When you notice long, leggy stems on your coleus, consider giving them a trim. Cutting back the lengthy growth encourages the plant to branch out, leading to a more compact and bushy appearance. By pruning these elongated stems, you stimulate lateral growth, allowing the coleus to fill in any gaps and create a denser, more attractive display.

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Encourage New Growth by Removing Large Leaves

If you find your coleus has several large leaves that may overshadow the smaller, emerging ones, consider selectively removing some of the bigger leaves. By doing so, you enable the plant to allocate more resources to the production of new sprouts and smaller leaves. This practice promotes a fuller, lusher look and helps maintain a balanced foliage distribution throughout the entire coleus.

Prevent Soil Contact by Trimming Low-Lying Leaves

Trim any lower leaves that touch the soil’s surface. Foliage in direct contact with the ground is more susceptible to soil-borne diseases and may hinder proper air circulation. By removing these leaves, you reduce the risk of rot and improve the overall health of the coleus, allowing it to thrive and achieve its maximum potential.

Bonus Tip: Coleus Care

Sunlight Requirements: Coleus plants thrive in bright, indirect sunlight. While they can tolerate some shade, they exhibit their most vibrant colors and lush growth with ample light. Avoid exposing them to intense, direct sunlight, as it may scorch their delicate foliage.
Watering: Keep the soil consistently moist, but not waterlogged. Coleus prefers well-draining soil, so ensure proper drainage in your pots or garden beds. Water the plants thoroughly when the top inch of the soil feels dry to the touch.
Soil and Fertilizer: Use nutrient-rich soil or potting mix when planting coleus. You can also supplement their growth with a balanced liquid fertilizer every 2-4 weeks during the growing season. Be cautious not to over-fertilize, as it may lead to leggy growth with fewer leaves.
Temperature and Humidity: Coleus enjoys warm temperatures ranging from 65°F to 75°F (18°C to 24°C). They also appreciate higher humidity levels. If the air is dry, misting the plants occasionally can help maintain a suitable environment.
Pruning: Aside from pinching, occasional pruning can be beneficial. Trim back leggy or overgrown stems to promote bushier growth and maintain the desired shape of the plant.
Pest and Disease Management: Keep an eye out for common garden pests like aphids, mealybugs, or spider mites, and take prompt action if an infestation occurs. Neem oil or insecticidal soap can be effective in managing pests. Additionally, avoid overwatering to prevent fungal diseases.
Propagate: If you want to expand your coleus collection, you can propagate them easily. Take stem cuttings, remove the lower leaves, and place them in water or a well-draining potting mix until they develop roots.

By following these tips, you’ll create an optimal environment for your coleus to flourish, displaying a beautiful and bushy appearance with its captivating foliage colours and patterns. Happy gardening!

Sara

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