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Hoya plants, also known as wax plants, are popular houseplants appreciated for their attractive foliage and fragrant flowers. Proper fertilization is essential for healthy growth and abundant blooms. However, different varieties of Hoya may require tailored fertilizing strategies, especially trailing versus bushy types.
Understanding Hoya Varieties
Hoya plants come in a variety of forms, primarily categorized into trailing and bushy types. Trailing Hoyas, such as Hoya kerrii and Hoya pubicalyx, are known for their long, cascading stems. Bushy Hoyas, like Hoya carnosa, tend to grow upright with dense foliage. Recognizing the growth habit helps determine the best fertilization approach.
Fertilizing Trailing Hoya Varieties
Trailing Hoyas benefit from balanced, water-soluble fertilizers applied during their active growing season. Since their stems cascade and spread, they often need more nutrients to support extensive foliage and flowering. Use a diluted fertilizer every 4-6 weeks in spring and summer.
- Type of fertilizer: Balanced 10-10-10 or 20-20-20 liquid fertilizer
- Application frequency: Every 4-6 weeks during active growth
- Special considerations: Reduce feeding during winter dormancy
Fertilizing Bushy Hoya Varieties
Bushy Hoyas, which grow upright and dense, require a similar fertilization schedule but benefit from additional nutrients to support their robust growth. They may also need occasional foliar feeding to stimulate healthy leaf development.
- Type of fertilizer: Use a balanced fertilizer, possibly with trace elements
- Application frequency: Every 4-6 weeks in spring and summer
- Additional tips: Consider liquid or slow-release fertilizers for sustained feeding
General Fertilizing Tips for All Hoya Types
Regardless of the variety, avoid over-fertilizing, which can lead to salt buildup and root damage. Always water thoroughly before applying fertilizer to prevent root burn. During winter, reduce or pause fertilization as the plant enters dormancy.
Conclusion
Understanding the growth habits of your Hoya—whether trailing or bushy—helps tailor the fertilization routine for optimal health and flowering. Consistent, balanced feeding combined with proper watering practices will ensure your Hoya thrives and rewards you with beautiful blooms.