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Hoya Kerrii, also known as the sweetheart plant, is a popular houseplant appreciated for its heart-shaped leaves and charming appearance. Proper fertilization is essential for healthy growth and vibrant foliage. Understanding the best fertilizers to use during different seasons can help you keep your Hoya Kerrii thriving year-round.
Understanding Hoya Kerrii’s Nutritional Needs
Hoya Kerrii prefers well-draining soil and bright, indirect light. Its nutritional needs vary with the seasons, as the plant’s growth cycle changes. During the active growing season, it requires more nutrients, while in dormancy, it needs less.
Spring and Summer Fertilizer Tips
In spring and summer, Hoya Kerrii enters its peak growth phase. To support this, use a balanced, water-soluble fertilizer with equal parts nitrogen, phosphorus, and potassium (such as 10-10-10). Dilute the fertilizer to half the recommended strength to prevent overfeeding.
Fertilize every 4-6 weeks during these seasons. This promotes healthy leaf development, encourages new growth, and prepares the plant for flowering, although Hoya Kerrii rarely blooms indoors.
Recommended Spring/Summer Fertilizers
- Balanced liquid fertilizer (e.g., 10-10-10 or 20-20-20)
- Diluted fish emulsion
- Seaweed extract solutions
Fall and Winter Fertilizer Practices
During fall and winter, Hoya Kerrii’s growth slows down. Reduce fertilization frequency and strength. Use a diluted fertilizer once every 8-10 weeks or stop fertilizing altogether if the plant is in dormancy.
This period is ideal for allowing the plant to rest and recover. Over-fertilizing during dormancy can lead to salt buildup and root stress.
Fall/Winter Fertilizer Recommendations
- Minimal or no fertilization
- Use a diluted, low-nitrogen fertilizer if needed
- Ensure proper watering and adequate light instead of fertilizing
Additional Fertilizer Tips for Hoya Kerrii
Always water your Hoya Kerrii thoroughly before applying fertilizer to prevent root burn. Use room temperature water and ensure excess drains out of the pot.
Choose organic options like fish emulsion or seaweed extract for a gentle nutrient boost. Avoid over-fertilizing, which can cause leaf burn and reduce overall plant health.
Regularly check your plant’s response to fertilization. Healthy, vibrant leaves indicate proper nutrition, while yellowing or brown tips may signal overfeeding or nutrient imbalance.
Conclusion
Adjusting your fertilization routine according to the seasons will help your Hoya Kerrii stay healthy and beautiful. Remember to use diluted, balanced fertilizers during the active growing months and reduce or pause feeding during dormancy. With proper care, your sweetheart plant will continue to thrive and bring joy to your space for years to come.