What is double-cropping and in which climate zones is it most feasible?

• A. Planting and harvesting two crops on the same land within a single year; most feasible in temperate climates with long winters.
• B. Planting two crops on different fields each season.
• C. Planting and harvesting two crops on the same land within a single year; most feasible in humid subtropical and tropical climates with long growing seasons.
• D. Harvesting the same crop twice in a year from the same plot.

Answer: (C)

Double-cropping is growing two distinct crops on the same piece of land within one calendar year, taking advantage of a long enough growing season to harvest the first crop and still have time to plant and mature a second one. This works best in humid subtropical and tropical climates where warmth and rainfall extend the growing season and there’s little or no frost for most of the year. In those areas, after finishing one harvest, farmers can quickly plant another crop and still complete its cycle before conditions become unfavorable. In temperate regions with long winters, the growing season is shorter and frost returns, making it hard to fit two full crops into a single year. It’s not about using two different fields, nor about harvesting the same crop twice from one plot.