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.

The first opportunity to plant cigar plant in Rialto should be determined by looking at the USDA zone info.

Planting Calendar for Cigar Plant

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

Cigar Plant are not cold tolerant which means that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant cigar plant in Rialto 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 cigar plant and expect a good harvest is probably September. You probably don't want to wait any later than that or else your cigar plant may not have a chance to really do well. Starting your cigar plant indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in Rialto. You can expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Rialto may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Rialto it frosts late in the year after January 31 be ready to protect your cigar plant in the event of a surprise late frost.

USDA Zone Info for Rialto

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 Rialto

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