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 USDA zone info for Port Hueneme should be reffered to in order to determine when to plant hibiscus.

Planting Calendar for Hibiscus

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

You really shouldn't plant hibiscus until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant hibiscus in Port Hueneme 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 hibiscus and expect a good harvest is probably September. If you wait any later than that and your hibiscus may not have a chance to fully mature. If you are starting your hibiscus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Port Hueneme the average date of last frost happens on January 31. You should expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that USDA zone info for Port Hueneme is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Port Hueneme there is a last frost after January 31 so always be ready to protect your hibiscus if you have a late frost.

USDA Zone Info for Port Hueneme

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 Port Hueneme

You may be interested in your other planting guides for Port Hueneme.