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.

The first chance to plant guara in Tustin should be determined by reviewing the USDA zone info.

Planting Calendar for Guara

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

Since guara are not cold tolerant it's important to wait until after all chance of frost has passed before you can plant them.

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

The last month that you can plant guara and expect a good harvest is probably September. You probably don't want to wait any later than that or else your guara may not have a chance to really do well. You can get started a few weeks earlier by starting your guara indoors.

Last Frost Date

The average date of last frost is January 31 in Tustin. You should expect an average low temperature of 30°F in the coldest months of winter.

Always keep in mind that USDA zone info for Tustin may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Tustin last frost occurs after January 31 so just be sure to be ready to protect your guara in the event of a late frost.

USDA Zone Info for Tustin

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 Tustin

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