Zone 3 requires plants to be very hardy. With temperatures dropping as low as -30 this planting zone is unique. It is also the smallest of the hardiness zones as well. It’s important to know your planting conditions, such as soil type and drainage. Frost is the biggest struggle in zone 3. Last frost date: May 15 is the timeframe given for Zone 3. First frost date: September 15 is the benchmark for the first frost. That means you have a limited window for the frost-free growing season, but don’t worry at Gilbert H Wild we can help. Shop all the plant Gilbert H Wild offers in zone 3 below.
Hardiness zone 4 ranges over 22 US States. From the southern coastal areas of Alaska, northern areas of the United States, and high elevations found in the western mountains planting zone 4 is unique. These unique climates share minimum average temperatures of between -30 to -20 degrees F. This means planting in this zone is less challenging than in colder zones, but the short growing season impacts both vegetables and flower bloom times. Shop all the plants Gilbert H Wild offers in zone 4 below.
Planting zone 5 includes the southern coastal region of Alaska, the North Central United States, and portions of New England. It has a minimum average temperature range between -20 and -10 degrees F, thus moderately cold winter. While the growing season is shorter than other hardiness zones, you can extend it by using started plants in your annual garden. Zone 5 gardens feature a wide range of environments. From coastal waters and woodlands to the wide plains of the Midwest, plants should not only be cold hardy, but they also need to match the growing environment. Shop all the plants Gilbert H Wild offers in zone 5 below.
Hardiness zone 6 covers a large portion of the United States. With a generally mild climate, the average minimum winter temperature is between -10 to 0 degrees F. Your frost-free period generally lasts from mid-May to late September. With cold winter and mild-to-hot
