The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Rio Vista you should be able to determine when it's the best time to plant guara.

Planting Calendar for Guara

Frost tolerance for guara:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's not a good idea to plant guara until after the last frost because they require warm weather.

The earliest that you can plant guara in Rio Vista 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. Any later than that and your guara may not have a chance to really do well. Starting your guara indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on February 15 in Rio Vista. It might get as low as 25°F during the coldest months of winter.

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

USDA Zone Info for Rio Vista

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 Rio Vista

You may be interested in your other planting guides for Rio Vista.