One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when you can plant hibiscus in Aliso Viejo by using the USDA zone info.

Planting Calendar for Hibiscus

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

You can not plant hibiscus until after the last frost because they require warm weather.

The earliest that you can plant hibiscus in Aliso 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. Any later than that and your hibiscus may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your hibiscus indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Aliso Viejo. It might get as low as 30°F during the coldest months of winter.

Keep in mind that USDA zone info for Aliso Viejo is just an average and the actual date of last frost changes from year to year. Since half of the time in Aliso Viejo it frosts late in the year after January 31 be ready to cover your hibiscus in the event of a surprise late frost.

USDA Zone Info for Aliso Viejo

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 Aliso Viejo

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