One of the first steps you take when you are making a decision about 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.

It's a good idea to estimate when it's a good idea to plant guara by checking out the USDA zone info for San Ramon.

Planting Calendar for Guara

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

Since guara are not cold tolerant you really should wait until after the last frost before you can plant them.

The earliest that you can plant guara in San Ramon 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 guara and expect a good harvest is probably September. If you wait any later than that and 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

On average the last frost when the weather gets warmer is on February 15 in San Ramon. You should expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for San Ramon may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in San Ramon you get a frost after February 15 so always be ready to cover your guara in the event of a surprise late frost.

USDA Zone Info for San Ramon

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 San Ramon

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