Zone 4 Last Frost Date 2024. To make it easier to plan your garden, the regions on this map will help you estimate the first date of frost in the fall and the last date of frost in the spring for your region. Seed starting dates in zone 4 vary based on your final frost date and the plant’s cold tolerance.

These seedlings or transplants cannot tolerate frost. The 2024 gardening calendar tells you the ideal times when to plant vegetables, fruit, and herbs in your area.