Vegetables farms in the USA typically start their planting in the spring (April/May) and will be harvested by fall (September/October). In some regions of the US (California, Hawaii) farmers can grow vegetables year around.
Vegetable farmers are usually small in area (20 to 40 acres) and they produce diversified types of row crops. For example: Lettuce, broccoli, cabbage, onions, zucchini, tomatoes, sweet corn, celery, carrots, pepper, bell peppers, etc.
During the training period, interns will be involved with the planting, harvesting, preparing seedlings, care of irrigation system, operate small farm machinery (50-150 hp tractors), maintenance of farm machinery; cultural practices like weed control, spraying chemicals, fertilizer application, pest control management, etc.; post harvest processing, packing, stacking and loading produce; and other general farm task (maintenance of yard, mowing grass, painting and fixing buildings, etc.).
Also interns will learn to determine cost of production, bookkeeping, marketing practices, time management, and problem solving skills. The skills acquired will varies according to the host and interns abilities.