The USDA Zone info is a great tool for gardeners to help us determine 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 best time to plant hibiscus in Mission Viejo should be estimated by referring to the USDA zone info.

Planting Calendar for Hibiscus

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

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

The earliest that you can plant hibiscus in Mission Viejo 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 really do well. 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

The average date of last frost is January 31 in Mission Viejo. You should expect an average low temperature of 35°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Mission Viejo and it can change quite a bit from year to year. Half of the time in Mission Viejo it frosts late in the year after January 31 so make sure that you are prepared to protect your hibiscus in the event of one of those late frosts.

USDA Zone Info for Mission Viejo

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 Mission Viejo

You may be interested in your other planting guides for Mission Viejo.