Floriculture in the USA typically start they start to get busy in the spring (April/May) and they harvest their crops by summer and fall (July to October) depending on the crop. In some regions of the US (California, Florida, Hawaii) farmers can produce flowers year around.
Flowers growers usually use greenhouse system of production and can produce potted flowers or cut flowers. The area of production varies from 5 to 20 acres of covered greenhouses. Cut flowers growers usually produce snapdragons, calla lillies, lisianthuns, asters, mums, etc. Potted flowers has a wide range of species.
During the training period, interns will be involved with the planting, harvesting, 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.