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Color calla cultivation method
First, after receiving the bulb, place it in a cool and cool place at about 18°C ​​for 2 days so that the wound may be healed after being transported. If it is to be stored for a long time, it must be stored at 7°C to 10°C. °C (humidity 80%) in a freezer. Second, from planting to flowering and flowering, the variety varies, and long sunshine and high temperatures will promote early flowering. In general, the smaller bulbs bloom early. Third, when planting buds upwards, cover the earth about 2.5 cm to 3 cm. A 5-inch to 5.5-inch pot with a diameter of 12 cm to 14 cm can be used with 4 inch to 4.5 inch pots and a ball diameter of 16 cm to 18 cm. If the pot is too small or shallow, it is easy to grow weak. Fourth, the medium for planting requires good drainage, good ventilation, pH value of 6 to 6.5, and 30% to 50% of peat soil content in cultivated soil. Others can use medium with large particles to facilitate ventilation such as sand and bark. Perlite, vermiculite and so on. 5. Tetracycline, streptomycin, etc. may be regularly administered after planting to prevent soft rot. 6. When planting in winter, it is not necessary to shade and maintain good ventilation. Within 50 days from the start of planting, keep the daily temperature at 20°C to 24°C and the night temperature at 10°C to 13°C to facilitate growth. VII. The control of moisture must be moderate. After being wetted and wet, it can easily cause root damage and rot. 8. It is best to apply only nitrogen fertilizer and potassium fertilizer within 20 days of planting, and then apply compound standard fertilizer. Nine, you can use paclobutrazol to dwarf plant shape, increase the ornamental value of potted plants. The application concentration is 8 ppm to 10 ppm, and it is generally used when the buds have a germination length of 4 cm to 7 cm, and the interval is 6 days to 10 days.