One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

One way of determining when it's a good idea to plant begonias is to refer to the USDA zone info for Hawaiian Gardens.

Planting Calendar for Begonias

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

It's not a good idea to plant begonias until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant begonias in Hawaiian Gardens 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. Any later than that and your begonias may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your begonias indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Hawaiian Gardens. It might get as low as 35°F during the coldest months of winter.

It's important to remember that USDA zone info for Hawaiian Gardens 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 Hawaiian Gardens last frost occurs after January 31 be ready to cover your begonias in the event of a late frost.

USDA Zone Info for Hawaiian Gardens

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 Hawaiian Gardens

You may be interested in your other planting guides for Hawaiian Gardens.