One of the first steps you take when you are determining your gardening schedule is find your 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.

You should be able to determine when it's a good idea to plant guara by checking out the USDA zone info for San Bruno.

Planting Calendar for Guara

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

Since guara do not do well in cold weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant guara in San Bruno 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 fully mature. Starting your guara indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In San Bruno the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 30°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for San Bruno and it changes from year to year. Since half of the time in San Bruno it frosts late in the year after January 31 be ready to protect your guara if you have one of those late frosts.

USDA Zone Info for San Bruno

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 San Bruno

You may be interested in your other planting guides for San Bruno.