The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant neeps in Suisun City should be determined by referring to the USDA zone info.

Planting Calendar for Neeps

Frost tolerance for neeps:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since neeps require warm weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant neeps 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 neeps and expect a good harvest is probably September. If you wait any later than that and your neeps may not have a chance to fully mature. Starting your neeps indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Suisun City. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Suisun City is just an average the actual date of last frost will vary from year to year. Since half of the time in Suisun City you get a frost after February 15 be ready to protect your neeps in the event of a 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.