What vegetables are most suitable for planting in southern spring?

In the south, the weather is mild in spring, and there are many kinds of vegetables and many planting options. Such as edible cactus, lentil, sword bean, celery, spring carrot, yam, lettuce, colored pepper, cucumber, towel gourd, bitter gourd, aloe, pumpkin and other crops. For example: lettuce. Lettuce is easy to grow and has strong adaptability. As long as there is suitable nutrient soil and water, you can grow high-quality lettuce. Colorful pepper: bright color, full plant type, high yield, like sunny environment.