Final answer:
The USDA plant hardiness zone in College Park, MD is 7a, and it matters for your garden or farm because it helps you choose plants that are well-suited to the local climate.
Step-by-step explanation:
The USDA plant hardiness zone in College Park, MD is 7a, with an average annual minimum temperature range of 0°F to 5°F (-17.8°C to -15°C).
This matters for your garden or farm because plant hardiness zones provide information about the types of plants that are most likely to thrive in a specific area. By knowing the hardiness zone, you can choose plants that are well-suited to the local climate and have a higher chance of survival. For example, in College Park, MD, you would want to choose plants that can tolerate cold temperatures and are suitable for zone 7a. This will increase the chances of success in your gardening or farming endeavors.
In summary, the USDA Plant Hardiness Zone provides valuable information for selecting plants and planning gardening or farming activities based on the local climate conditions, particularly in terms of temperature extremes.