Calla lily
Ecological habits: Calla lily, also known as the sage flower, the water scorpion. Araceae, Calla Lily. Calla lily is native to South Africa and is cultivated throughout China. Sexually warm and humid, not cold-resistant, requiring sufficient sunlight and good ventilation during the growing season. The soil requirements are not strict.
Ornamental features: perennial herbs. Brown fleshy tubers in the ground. Leaves basal, leaves arrow, apex acute, base claudication, entire, petiole long, petiole upper part ribbed, lower part sheath-like clasp. Pedicel is higher than leaves, stalks, cylindrical rows, bright yellow, wrapped in Buddha flames, upper male flowers in the inflorescence, lower female flowers, Buddha flames are often white, also pink, yellow, silver stars, etc. , slightly horseshoe shape. Flowering period from February to April. Fruit fleshy. Commonly cultivated are: safflower calla, plant is short, Buddha flame pink, flowering summer. Yellow flower calla, leaves green and white transparent spots, Buddha flame pack dark yellow, flowering early summer.
Breeding methods: sowing or ramets can be used, generally using the ramets method. The ramets can be carried out in September, the plants are taken out from the pots, and the surrounding small buds are excavated. Single plants or 2~3 plants are planted in pots. After one year of cultivation, they can bloom in the second year. In order to obtain seeds, artificial pollination is required. Because the ramets are easy and the reproduction is rapid, sowing is not commonly used.
Cultivation management: Calla lily is not strict with soil requirements, but it should be well drained and rich in humus-like slightly acidic sandy loam. At the time of ramets, combined with changing pots, the base fertilizer can be applied. After that, the thin liquid fertilizer is applied every 1~2 weeks, but the fertilizer water should not be poured into the leaf sheath to cause rot. After flowering, as the temperature rises, the plant gradually enters the dormant period. At this time, watering should be stopped or water should be stopped as much as possible. The pot should be moved into the shade (the rainy season should be poured out in time), or the plants should be stopped and watered. Ventilation in a cool, dry place. Calla lily is not cold-tolerant. In North China, it should be moved indoors in late September and placed in a well-lit and ventilated place. The growth temperature is 15~18 °C. In Kunming and other places in the south, it can be cultivated in the open field and covered in winter. Flowering throughout the year. In indoor poor ventilation, dry high temperature environment, red spider is prone to occur, can be controlled with omethoate or dicofol 1000~1500 times.
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