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Flowering period of periwinkle
The flowering period of periwinkle is open from April to October every year. Periwinkle breeding methods: 1, soil: periwinkle like fertile, well-drained soil, you can choose humus, peat soil, garden soil, mixed preparation for use; 2, watering: periwinkle growing period, 3 ~ 5 days watering once can be; 3, fertilization: periwinkle growing period, 7 ~ 10 days to apply a composite fertilizer, to promote flowering.

About periwinkle

Periwinkle, for the oleander family, periwinkle genus a plant. Alias marigold grass, four times spring, day new, thirty thousand flowers. Taiwan breeding a number of varieties, breeding to the trend of larger flowers.

The growth habit of periwinkle

Periwinkle likes high temperature, high humidity, semi-shade tolerance, intolerance of cold, the optimal temperature of 20 ℃ -33 ℃, like sunlight, avoid wet and fear of flooding, general soil can be cultivated, but saline soil is not suitable, well-drained, ventilated and breathable sandy or humus-rich soil for the good, flowering, fruiting almost throughout the year.

The distribution range of periwinkle

Periwinkle is native to the Mediterranean coast, India, tropical America. China's history of cultivation of periwinkle is not long, mainly cultivated in the south of the Yangtze River, Guangdong, Guangxi, Yunnan and other provinces (autonomous regions) cultivation is more common. Chinese provinces and cities from the world to introduce a number of new varieties of periwinkle, for potting and planting trough ornamental.