Cultivation Methods and Precautions for Tricolor Swirl
The tricolor swirl is loved by gardening enthusiasts for its unique gradient petals, but many people find that the plant is prone to falling over and has a low bloom rate. In fact, by focusing on a few key growth factors, you can keep this tricolor scenery on your balcony all year round. Through the systematic explanation in this article, you will fully master the cultivation tips for tricolor swirl.
Basic Environmental Control
Sandy Soil Configuration
It is recommended to use a mixed matrix of perlite: decomposed leaf soil: coarse sand in a ratio of 2:5:3. This ratio can ensure drainage while maintaining the necessary water retention capacity. Add bone meal as a base fertilizer when repotting every year to prevent insufficient nutrition during the blooming period.
Light Intensity Management
Keep 6 hours of direct sunlight per day during spring and autumn, and filter 30% of the intense light with a shading net during summer. Rotate the pot regularly to ensure even light on all sides and prevent unidirectional stretching of the plant.
Temperature and Humidity Balance
Use a thermometer with a humidifier to maintain a stable environment, keeping the day and night temperature difference within 8°C. When the temperature is below 10°C in winter, use double-layer thermal bags to prevent direct cold wind.
Advanced Cultivation Techniques
Smart Watering Solution
Use the "dry-wet" method, water thoroughly when the topsoil is dry 2cm. Spray in the morning and evening in summer to increase humidity, and elevate the pot during the rainy season to prevent waterlogging. It is recommended to use a long-spout pot to slowly pour water along the edge of the pot.
Shaping and Pruning Secrets
Perform 3 pinching operations during the seedling stage: pinch the top for the first time when the plant reaches 15cm in height, leaving 4 pairs of true leaves; prune the lateral branches when they reach 10cm; and shape the plant before the buds appear. Remove the old leaves at the base promptly to enhance ventilation.
Seed Propagation Tips
Soak the seeds in warm water at 30°C for 4 hours before sowing in May-June, and cover with 1cm of vermiculite for insulation. Use the bottom watering method to keep the soil moist, and gradually increase the light intensity after germination.
With systematic environmental control and meticulous management, the tricolor swirl can be enjoyed all year round in a home environment. It is recommended for beginners to start with strong seedlings and use a growth notebook to observe the plant's condition. Once the growth rhythm is mastered, you can try planting different colored varieties to create your own tricolor swirl landscape.