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How to Grow and Care for Hoya Plant

ByBusinessmatters Staff | Updated: May 11, 2024
ByBusinessmatters Staff
Updated: May 11, 2024
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Many individuals cultivate plants for their stunning blooms, while others are drawn to the diverse array of foliage shapes and colors. The hoya plant stands out by offering both attractive, symmetrical flowers and a lush expanse of foliage, which comes in an extensive variety of shades and patterns of leaf variegation.

This plant is not only simple to cultivate but also robust, enduring, and requires minimal upkeep, making it a hassle-free addition to any home. Furthermore, it is safe for both humans and pets. The hoya plant is an excellent selection for both seasoned gardeners and those new to plant cultivation.

01. Selecting Your Hoya Plant
Selecting Your Hoya Plant
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The hoya genus encompasses over 200 species, allowing for a wide selection to suit any indoor space. These plants vary greatly in their growth habits:

  • Vining or Climbing Hoyas: Such as Hoya australis, are known for their rapid growth and tendency to latch onto nearby structures.
  • Pendant Hoyas: Like Hoya bella, are ideal for hanging displays due to their drooping growth.
  • Shrub-Like Hoyas: Hoya multiflora offers a bushier appearance for those desiring a fuller plant.
  • Hybrid Hoyas: Hoya cumingiana combines the traits of shrub-like and pendant hoyas, making it perfect for elevated displays.


02. Light and Shade Requirements
Light and Shade Requirements
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Hoyas originate from regions stretching from Southeast Asia to Australia, thriving in bright, indirect sunlight. While some species can grow in shaded areas, flowering typically requires access to abundant bright light. It's common to place hoyas outdoors in pots during sunny months and then move them indoors to a well-lit spot before the first frost, as they can withstand temperatures as low as 45 degrees Fahrenheit.

  • Tip
    • Rotate the plant periodically to ensure even growth and prevent leaning towards the light source.


03. Watering Based on Leaf Type
Watering Based on Leaf Type
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The hoya's leaf characteristics can indicate its watering needs. Varieties with thin, large, and dark leaves prefer moist conditions and less light, whereas those with thick, succulent-like leaves store more water and require brighter light and less frequent watering. For example, Hoya carnosa, with semi-succulent leaves, benefits from drying out between watering sessions, especially before its spring bloom.

  • Tip
    • Consider using a pebble tray or humidifier to maintain adequate humidity levels, especially during dry seasons.


04. Soil Preferences
Soil Preferences
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For those drawn to the hoya for its low maintenance, planting it in a well-draining, airy, organic soil is key. Orchid mix is an excellent choice, providing the roots with necessary air contact. In temperate climates, hoyas can flourish outdoors in similar soil conditions, provided they are placed in areas receiving plenty of indirect light.


05. Growing Without Soil
Growing Without Soil
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Many hoya species are epiphytic in their natural habitats, thriving on other plants and absorbing moisture and nutrients from the air. Cultivating a hoya without soil, using sphagnum moss or a soil-less medium, is possible but requires more frequent watering and misting.


06. The Allure of Hoya Blooms
The Allure of Hoya Blooms
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Hoya flowers are captivating, offering a spectrum of colors from pure white to deep purples, and varying in fragrance. The blooms, often star-shaped, cluster in a stunning display that can complement any decor. It's important not to pick the flowers, as new blooms will continue to emerge from the same spots annually.

  • Tip
    • Regularly inspect the plant for signs of stress, such as yellowing leaves or wilting, and take appropriate action promptly.


07. Foliage Diversity
Foliage Diversity
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Hoya foliage is equally fascinating, with leaves that may be dark, light, speckled, smooth, fuzzy, or even square-tipped. The Hoya kerrii, or Sweetheart Plant, is notable for its heart-shaped leaves. The diversity within the hoya family includes plants with leaves ranging from large to miniature, offering something for every enthusiast.


08. Care Tips
Care Tips
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To ensure your hoya thrives, keep it away from direct drafts and check regularly for pests. Use a humidifier in dry conditions and treat any pest infestations with water sprays or insecticidal soap. Fertilizing monthly, except in winter, encourages blooming, but avoid hard pruning to not disrupt the flowering process.

  • Tip
    • Engage in a regular maintenance routine, including dusting the leaves to improve photosynthesis efficiency and overall plant health.


09. Propagation
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Creating new hoya plants through propagation is a rewarding experience. Use stem cuttings in spring, applying rooting hormone and placing them in water or organic soil. Maintaining moisture without overwatering will lead to successful root development, signaling a successful propagation.

  • Tip
    • Encourage air circulation around the plant to prevent stagnant air, which can lead to fungal issues.