One of the best tools that you have as gardeners to help us figure out 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.

By referring to the USDA zone info for South Bay you should be able to figure out when it's possible to plant oleander.

Planting Calendar for Oleander

Frost tolerance for oleander:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You should not plant oleander until after all chance of frost has passed because they require warm weather.

The earliest that you can plant oleander in South Bay 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 oleander and expect a good harvest is probably September. Any later than that and your oleander may not have a chance to grow to maturity. Starting your oleander indoors is a great way to get them started a little bit earlier.

Last Frost Date

In South Bay the average date of last frost happens on January 31. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for South Bay is just an average the actual date of last frost is different every year. Half of the time in South Bay you get surprised by a frost after January 31 so always be ready to protect your oleander in the event of a surprise late frost.

USDA Zone Info for South Bay

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 South Bay

You may be interested in your other planting guides for South Bay.