The leaves of wild onions are upright, straight, round, and hollow; the leaves of wild onions grow curvedly, slightly triangular, and all hang downward. The rhizomes are somewhat similar to those of onions, but the rhizomes of onions are larger. , usually in the shape of raindrops. The scallops can be eaten raw, but the taste is quite pungent. They are usually eaten stir-fried or pickled. The common ones include spicy pickled scallops, fried pork slices, etc.

Pork heads and wild onions are different ingredients. Pork heads grow in autumn, while wild onions grow in spring. Garlic is an ancient plant. Its leaves are darker in color and have an elongated, tubular shape similar to that of an onion. Its cross-section is triangular and looks like garlic at first, so it is named Little Garlic. Wild onions are mainly distributed in Qinghai, Shanxi, Hubei, Yunnan, Tibet and other places in China. The leaves are cylindrical with a hollow center.

Growth habits of wild onions and clams:

1. Wild onions: Wild onions have strong adaptability and are resistant to low temperatures. They can survive the winter safely in the open field and go dormant in hot summers. The suitable temperature for growth is 12-23℃, with temperatures exceeding 25℃ and strong light. Under the condition, the plant ages faster and the leaves turn yellow.

2. Trichosanthis: It grows well in short-day conditions and can adapt to weak light. It is easy to lose water and heat and burn due to strong light, so it is not suitable for strong light. However, it can also grow in long-day conditions and does not have strict lighting requirements. The warm sunshine and light hours of spring and autumn are the best.