The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Suisun City can be used to determine when it's the best time to plant green beans.

Planting Calendar for Green beans

Frost tolerance for green beans:	Not tolerant of frost.
When to plant:	After the last frost.

Since green beans require warm weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant green beans in Suisun City is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant green beans and expect a good harvest is probably September. You probably don't want to wait any later than that or else your green beans may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your green beans indoors.

Last Frost Date

The average date of last frost is February 15 in Suisun City. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Suisun City may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Suisun City you get surprised by a frost after February 15 be ready to protect your green beans if you have a surprise late frost.

USDA Zone Info for Suisun City

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Suisun City

You may be interested in your other planting guides for Suisun City.