Agriculture Plant Hardiness Zones

The most recent revision was prepared by the prism climate group at oregon state. It’s very useful information when you are trying to decide what plants to grow in your garden. A hardiness zone is a geographic area defined as having a certain range of annual minimum temperature, a factor relevant to the survival of many plants.

For example, the usda risk management agency uses the usda plant hardiness zone designations to set some crop insurance standards. But state, regional, and national images of the map can be downloaded and printed in a variety of sizes and resolutions. Click the map at your location of.

But they're vastly different climates, and the same agave that would thrive in texas isn't going to like the humidity in seattle, explains hirvela.

The usda hardiness zone map divides north america into 11 separate planting zones; Each zone is divided into an a and b section, with b 5 degrees warmer than a. But they're vastly different climates, and the same agave that would thrive in texas isn't going to like the humidity in seattle, explains hirvela. The warmest is zone 13, with a minimum winter temperature of 70ºf.