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.

You will be able to figure out when to plant hollyhocks by looking at the USDA zone info for Andalusia.

Planting Calendar for Hollyhocks

Frost tolerance for hollyhocks:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant hollyhocks just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant hollyhocks in Andalusia 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 hollyhocks and expect a good harvest is probably September. If you wait any later than that and your hollyhocks may not have a chance to really do well. You can get started a couple of weeks earlier by starting your hollyhocks indoors.

Last Frost Date

In Andalusia the average date of last frost happens on March 15. It might get as low as 10°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Andalusia and it changes from year to year. Half of the time in Andalusia there is a last frost after March 15 so always be ready to protect your hollyhocks in the event of one of those late frosts.

USDA Zone Info for Andalusia

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Andalusia

You may be interested in your other planting guides for Andalusia.