How many times does mulberry blossom and bear fruit a year?

Mulberry? Flowers bloom once a year and bear fruit once a year. The flowering period is from March to May, and the fruiting period is from May to June. Flowers unisexual, axillary or axillary in bud scales, born at the same time as leaves; Male inflorescence pendulous, 2-3.5 cm long, densely white pilose, male flowers. Perianth wide oval, light green. Filaments are folded in the bud;

Anthers 2-loculed, spherical to reniform, longitudinally dehiscent; The female inflorescence is1-2cm long and hairy, the total pedicel is 5 5- 10/0mm long, the female flower is sessile, the tepals are obovate, the tip is blunt, the outer surface and edge are hairy, the two sides of the ovary are tightly clasped, there is no style, the stigma is 2-split, and the inner surface has papillae.

Chrysanthemum fruit is oval, long1-2.5cm, and red or deep purple when ripe. The flowering period is April-May and the fruiting period is May-August. ?

Extended data:

Like warm and humid climate, slightly tolerant of shade. Germination begins when the temperature is above 65438 02℃, and the suitable temperature for growth is 25-30℃. When it is higher than 40℃, it will be inhibited, and when it is lower than 12℃, it will stop growing. Drought tolerance, waterlogging tolerance and barren tolerance. Strong adaptability to soil.

This species is native to central and northern China, and has been cultivated from northeast to southwest provinces and northwest to Xinjiang. North Korea, Japan, Mongolia, Central Asian countries, Russia, Europe and other places, as well as India and Vietnam are also cultivated.

It is cultivated in China, Jiangsu, Zhejiang, Sichuan and Shaanxi, because its big leaves and juicy meat are a good feed for silkworms.