Pumpkin ripens from July to September. It is an annual creeping herb of Cucurbitaceae. Its stems often take root at nodes, petioles are stout, leaves are broadly oval or ovoid, texture is slightly soft, veins are raised, tendrils are slightly stout, and it is monoecious.

The fruit stalk is thick, angular and grooved, which varies from variety to variety. There are often several longitudinal grooves or no longitudinal grooves outside, and most seeds are oval or oblong. Originally from Mexico to Central America, it is widely cultivated all over the world. Introduced to China in Ming Dynasty, it is now widely planted in north and south.

The fruit of pumpkin can be used as a dish or as a substitute for food.

Extended data:

diversification

1, Xiaomopan Pumpkin: Early maturing variety, the first female flower is born in the eighth to tenth section of the main vine. The fruit is oblate and shaped like a small millstone. The tender pericarp is blue-green, turns red-brown when it is fully mature, and the edge is vertical. The flesh is sweet, and the weight of a single fruit is about 2 kg.

2. Kaulg Pumpkin: Late-maturing variety, with long cylindrical fruit, enlarged end and seed cavity inside. The pulp is coarse and powdery, which is resistant to storage and transportation. Whole growth period 1 10- 120 days, single fruit weight 1.5 ~ 4 kg.

3. Snake Pumpkin: Medium-ripe variety with snake-shaped fruit, and the end where the seed cavity is located does not expand. The pulp is dense, sweet, powdery, waxy and of good quality. The whole growth period is about 100 days.