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.

The best time to plant begonias in Anaheim can be figured out by using the USDA zone info.

Planting Calendar for Begonias

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

Begonias do not do well in cold weather which tells us that it is important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant begonias in Anaheim 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 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. If you are starting your begonias indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Anaheim the average date of last frost happens on January 31. In the coldest months of winter you can expect an average low temperature of 35°F.

Since the USDA zone info for Anaheim may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Anaheim last frost occurs after January 31 be ready to cover your begonias if you have a surprise late frost.

USDA Zone Info for Anaheim

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Anaheim

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