The Cultivation Method of Clivia Miniata
Clivia Miniata, as an indoor potted plant with extremely high ornamental value, is favored by horticulture enthusiasts for its elegant plant shape and beautiful flowers. However, many plant lovers often encounter problems such as low germination rate and yellowing leaves during cultivation. This article will systematically analyze the key points from potting soil selection to later-stage maintenance through practical operation illustrations.
Complete Analysis of Core Cultivation Techniques
Scientific Proportion of Containers and Substrate
It is recommended to use unglazed clay pots with a diameter of 18-22cm, which have 40% better breathability than ceramic pots. The recommended substrate formula is: decomposed leaf soil (40%) + pine needles (30%) + river sand (20%) + charcoal (10%), and it needs to be sterilized by high-temperature steaming for 30 minutes before use. Special attention should be paid to treating old flower pots with a 0.1% potassium permanganate solution.
Seed Activation Treatment Technique
High-quality seeds should be milky white and have a diameter >6mm. Use a three-step soaking method: ① Activate with 40°C warm water for 30 minutes ② Sterilize with a 10% sodium phosphate solution for 20 minutes ③ Activate with clean water for 12 hours. This treatment can increase the germination rate to over 85%.
Accurate Seeding Operation Standards
Use a checkered dot seeding method with a spacing of 3×3cm. Plant with the seed coat facing downward at a 45° angle, and cover the soil with a thickness twice the diameter of the seed (about 1.5cm). Use the immersion pot method for the first watering to ensure the substrate moisture content reaches 60%-65%.
Intelligent Environmental Control Solution
Temperature and Humidity Synergy Management
Maintain a gradient temperature difference of day temperature 22-25°C / night temperature 18-20°C, and air humidity of 90%±5%. It is recommended to use an intelligent temperature control box, combined with an ultrasonic humidifier for automatic adjustment. Special attention should be paid to avoiding temperatures >28°C that can cause seed mildew.
Optimization of Lighting and Ventilation
Use 500-800lux scattered light during the germination period, ventilate twice a day (09:00/15:00), each for 30 minutes. Gradually increase to 2000lux after the seedlings unfold their leaves, using a shading net to adjust the light intensity.
Through the above standardized cultivation process, the radicle can usually germinate within 12-15 days, and the leaf expansion process can be completed in 30 days. Regularly observe the EC value of the substrate (maintain 0.8-1.2mS/cm), and combine with foliar application of 0.05% gibberellin solution to achieve a seedling survival rate of over 90%. It is recommended to apply bone meal every quarter to supplement phosphorus, and cultivate high-quality Clivia Miniata with clear leaf veins and sturdy flower spikes.