One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Ceres it's possible to determine when it's the best time to plant potatos.

Planting Calendar for Potatos

Frost tolerance for potatos:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Potatos do ok in pretty solid cold which means that you can plant them quite a bit earlier in the year than other frost tender plants.

The earliest that you can plant potatos in Ceres is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant potatos and expect a good harvest is probably October. You probably don't want to wait any later than that or else your potatos may not have a chance to grow to maturity. If you are starting your potatos indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Ceres the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Ceres is just an average the actual date of last frost is different every year. Since half of the time in Ceres last frost occurs after February 15 be ready to protect your potatos if you have one of those late frosts.

USDA Zone Info for Ceres

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 Ceres

You may be interested in your other planting guides for Ceres.