What is lettuce? Is it a cold food?

1. What is the dish?

Lettuce, also known as coleslaw, is a vegetable of the genus Lactuca in the Asteraceae family. It can be eaten raw, fried, or hot pot. It is an annual or biennial crop and is rich in nutrients, so it is better to eat more of it on a regular basis. Lettuce originated in the coastal areas of the Mediterranean Sea in Europe, and was first eaten by the Romans and ancient Greeks. It also has a long history in our country, and the cultivated area has gradually expanded in recent years.

2. Is it a cold food?

Lettuce is a cold food and an alkaline food, so the amount consumed each time should not be too large. It is best to consume it in moderation. Moreover, there are many ways to eat it. It can be eaten raw, stir-fried with minced garlic, eaten in hot pot, and it is also better to eat it cold.

3. Characteristics and habits

1. Characteristics: The leaves of lettuce are undivided, oval or oblanceolate, 6-15cm long, with wavy or serrated edges.

2. Habits: It likes to grow in a cool environment. It is not only intolerant to heat, but also intolerant to cold. The suitable growth temperature is 15-20℃. If the temperature is high for a long time during maintenance, its growth will deteriorate and it will taste bitter. If you use fertile soil when growing it, the yield will be higher.