Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of making a decision about when it's possible to plant begonias is to look at the USDA zone info for Twentynine Palms.

Planting Calendar for Begonias

Frost tolerance for begonias:	Not tolerant of frost.
When to plant:	After the last frost.

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

The earliest that you can plant begonias in Twentynine Palms 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 begonias and expect a good harvest is probably September. You probably don't want to wait any later than that or else your begonias may not have a chance to grow to maturity. Starting your begonias indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Twentynine Palms. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Twentynine Palms is just an average the actual date of last frost will vary from year to year. Since half of the time in Twentynine Palms there is a last frost after February 15 be ready to cover your begonias if you have a late frost.

USDA Zone Info for Twentynine Palms

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Twentynine Palms

You may be interested in your other planting guides for Twentynine Palms.