Flower onion breeding method
soil
The growth of flowers on shallots require loose and fertile sandy soil, and the drainability is better.
Light and temperature
Flower onions like the growing environment with sufficient sunlight, do not like semi -yin, the suitable temperature for growth is between 15 ° C and 25 ° C. In winter, there is generally no need to take a lot of cold prevention measures. The ground on the ground in summer will die, and the underground bulb can be dug out and stored in a ventilated place.
Watering and fertilization
Flower shallots need to be managed by water and fertilizer, and watering should be carried out in combination with fertilization. In the growth period of flowers and green onions, it is necessary to loosen the soil in time. Generally, fertilization is applied every 2 to 3 weeks. You can apply some thin liquid fertilizers and combined with fertilization to water. When the summer is high and the air is dry, the air humidity can be increased by shading or spray. When it is rainy, timely drainage is needed to avoid stagnation but bulge rot.
Breeding method
The breeding of flowers on shallots is generally breeded, and autumn sowing in September-October, the second year of spring buds, but the sowing and breeding onions should be cultivated for 5 years before blooming. Flower onions can also breed in the ball. It is mainly to remove the small bulb around the main bulb of the main bulb of the flower onions. It is performed in summer and autumn. Generally, it can bloom in the second year after planting.
Precautions for breeding of flowers onions
Disease
The common disease of flowers onions is rotten disease, mainly bulb rot. Most of the causes of rotting diseases are accumulated water, which causes the bulbs to breathe unscrupulous and rot.
Rotten phenomenon
The lush bulbs are generally prone to rotten when the drainage is poor. Generally, when the ground is dry and the rainy season is coming in summer, it can occur frequently. You can dig out the underground bulbs of the flowers on the ground and store it in a ventilated place.
