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

In Pinole you can figure out when it's possible to plant tritoma by reviewing the USDA zone info.

Planting Calendar for Tritoma

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

Since tritoma are very cold tolerant you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant tritoma in Pinole 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 tritoma and expect a good harvest is probably October. Any later than that and your tritoma may not have a chance to really do well. Starting your tritoma indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Pinole. You can expect an average low temperature of 30°F in the coldest months of winter.

Always keep in mind that USDA zone info for Pinole is not always accurate and the actual date of last frost is different every year. Half of the time in Pinole there is a last frost after January 31 so always be ready to cover your tritoma if you have one of those late frosts.

USDA Zone Info for Pinole

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Pinole

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