The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Garden Grove it's a good idea to figure out when it's possible to plant tropical hibiscus.

Planting Calendar for Tropical Hibiscus

Frost tolerance for tropical hibiscus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's not a good idea to plant tropical hibiscus until after the last frost because they do not do well in cold weather.

The earliest that you can plant tropical hibiscus in Garden Grove 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 tropical hibiscus and expect a good harvest is probably September. If you wait any later than that and your tropical hibiscus may not have a chance to really do well. Starting your tropical hibiscus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in Garden Grove. It might get as low as 35°F during the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Garden Grove and it changes from year to year. Since half of the time in Garden Grove there is a last frost after January 31 be ready to protect your tropical hibiscus if you have a late frost.

USDA Zone Info for Garden Grove

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 Garden Grove

You may be interested in your other planting guides for Garden Grove.